Search Results: "Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy"

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04:51
Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy

354 views / 0 likes - added 4 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/cube-root-tutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem
09:43
Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

364 views / 0 likes - added 4 years ago

Introduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/exponent-properties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the
06:17
Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

334 views / 0 likes - added 4 years ago

We'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/solving-percent-problems-2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the
03:33
Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

356 views / 0 likes - added 4 years ago

Once again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimal
04:20
Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

354 views / 1 likes - added 4 years ago

When dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/divi
02:07
Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

246 views / 0 likes - added 4 years ago

We hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next
03:03
Introduction To Exponents | Pre-Algebra | Khan Academy

319 views / 0 likes - added 4 years ago

Taking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma
12:49
Scientific Notation Examples | Pre-Algebra | Khan Academy

306 views / 0 likes - added 4 years ago

More scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W
05:27
Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

274 views / 0 likes - added 4 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/World-of-exponents/v/exponents-warmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/pre-algebra/app
03:21
Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

257 views / 0 likes - added 4 years ago

Find perimeter by adding side-lengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa
09:16
Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

378 views / 0 likes - added 4 years ago

Adding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/negatives-absolute-value-pre-alg/mult-div-negatives-pre-alg/v/multiplying-positive-and-negative-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=
09:17
Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

309 views / 0 likes - added 4 years ago

Metric unit conversion Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/metric-system-tutorial/v/converting-within-the-metric-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http
04:07
Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

344 views / 0 likes - added 4 years ago

Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pr
20:48
Introduction To Scientific Notation | Pre-Algebra | Khan Academy

382 views / 0 likes - added 4 years ago

Introduction to scientific notation. An in-depth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/sc
10:00
Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

268 views / 0 likes - added 4 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/hexadecimal-number-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.
02:49
Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

300 views / 0 likes - added 4 years ago

It's nice to practice conversion problems, but how about applying our new knowledge of percentages to a real life problem like recycling? Hint: don't forget your long division! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanac
03:43
Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

274 views / 0 likes - added 4 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-addition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p
03:36
Approximating Irrational Number Exercise Example | Pre-Algebra | Khan Academy

293 views / 0 likes - added 4 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/rational-irrational-numbers/e/approximating-irrational-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex
03:00
Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

380 views / 0 likes - added 4 years ago

The simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/order-of-operations/arithmetic_properties/v/inverse-property-of-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M
06:56
Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

342 views / 0 likes - added 4 years ago

Now that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra
02:48
Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

393 views / 0 likes - added 4 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/
08:13
Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

322 views / 0 likes - added 4 years ago

What does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
07:51
Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

319 views / 0 likes - added 4 years ago

Volume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org
05:20
Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

313 views / 0 likes - added 4 years ago

Work through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/e/order_of_operations
01:34
Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

342 views / 0 likes - added 4 years ago

In this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/solving-ratio-problems-wi
05:05
Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

248 views / 0 likes - added 4 years ago

We're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/r
06:14
How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

325 views / 0 likes - added 4 years ago

Learn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writin
02:04
Ratio Word Problem: Boys To Girls | Pre-Algebra | Khan Academy

294 views / 0 likes - added 4 years ago

In this example, we are given a ratio and then asked to apply that ratio to solve a problem. No problem! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/rat
07:34
Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

351 views / 0 likes - added 4 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math
04:31
Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

289 views / 0 likes - added 4 years ago

Examining the points on a number line and interpreting the patterns to discover the relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/number-patterns/e/vis
05:34
Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

311 views / 0 likes - added 4 years ago

Learn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolute-value/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?
03:52
Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

360 views / 0 likes - added 4 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/large-number-decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca
04:17
Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

272 views / 0 likes - added 4 years ago

Cover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/area-basics/e/measuring-area-with-unit-squares?utm_source=YT&utm_medium=Desc&utm_campa
03:09
Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

427 views / 0 likes - added 4 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh
04:16
Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

329 views / 0 likes - added 4 years ago

We're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now
08:30
Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

350 views / 0 likes - added 4 years ago

Multiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolute-value/abs_value_tutorial/v/absolute-value-and-number-lines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less
03:38
Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

314 views / 0 likes - added 4 years ago

Part of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_mediu
05:41
Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

327 views / 0 likes - added 4 years ago

We continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_medium=Desc&utm
09:29
Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

344 views / 0 likes - added 4 years ago

The old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/dividing-d
08:34
LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

349 views / 1 likes - added 4 years ago

Here we have a couple of word problems--one searching for the least common multiple and the other for the greatest common factor. Just read them with us slowly and follow along. You'll get it. Practice this lesson yourself on KhanAcademy.org right now: ht
03:28
Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

387 views / 0 likes - added 4 years ago

We're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writing-numeric
06:20
Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

271 views / 0 likes - added 4 years ago

Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/factors-multiples/
02:36
Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

319 views / 0 likes - added 4 years ago

Laying the foundation for algebraic thinking by learning to recognize the relationships between patterns and graphing out those relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applyin
03:40
Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

360 views / 0 likes - added 4 years ago

First visualize this word problem then use subtraction and multiplication of decimals and fractions to get at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topi
00:52
Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

287 views / 0 likes - added 4 years ago

Let's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/
02:27
Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

292 views / 0 likes - added 4 years ago

This time we're creating a variable to represent a number, and then writing an inequality. We're building on our knowledge. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-to
03:21
Rational Number Word Problem With Fractions | Pre-Algebra | Khan Academy

344 views / 0 likes - added 4 years ago

Word problems force us to put concepts to work using real-world applications. In this example, determine the volume of frozen water and express the answer as a fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.o
09:50
Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy

465 views / 1 likes - added 4 years ago

How to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/fractions-unlike-denom-pre-alg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA
03:53
Plotting Basic Fractions On The Number Line | Fractions | Pre-Algebra | Khan Academy

396 views / 0 likes - added 4 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/understanding-fractions-pre-alg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex
04:33
Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

355 views / 0 likes - added 4 years ago

See examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplying-fractions-pre-alg/e/multiplying_fractions?utm_
05:51
Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

359 views / 0 likes - added 4 years ago

Introduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/equivalent-fractions-pre-alg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm
06:29
Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy

384 views / 0 likes - added 4 years ago

We want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/
02:39
Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

356 views / 0 likes - added 4 years ago

This is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/
03:50
Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

369 views / 0 likes - added 4 years ago

Multiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w
01:11
Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

320 views / 0 likes - added 4 years ago

Subtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/adding-decimals-pre-alg/e/subtracting
09:23
Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

396 views / 1 likes - added 4 years ago

How to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/decimal-to-fraction-pre-alg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u
09:15
Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

383 views / 0 likes - added 4 years ago

Converting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/mixed-numbers-pre-alg/e/converting_mixed_numb
05:42
Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy

352 views / 0 likes - added 4 years ago

Using a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/div-fractions-fractions-pre-alg/e/
02:35
Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

414 views / 0 likes - added 4 years ago

Solve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg
03:08
Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

384 views / 1 likes - added 4 years ago

Don't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplyin
04:25
Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy

283 views / 0 likes - added 4 years ago

Sometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca
02:32
Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy

360 views / 0 likes - added 4 years ago

Solve a word problem by dividing a whole number by a fraction. The example used in this video is 4 ÷ 1/5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg
02:36
Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy

299 views / 0 likes - added 4 years ago

Need to convert a decimal to a percent? Ok, we'll just use our fraction friends to get us there. Watch and be amazed. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-intro-p
04:24
Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy

365 views / 0 likes - added 4 years ago

If you conquered adding fractions with different denominators, then subtracting fractions will be a snap. Don't worry...we'll take it slow and explain every step. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
14:13
Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

415 views / 0 likes - added 4 years ago

What a ratio is. Simple ratio problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/ratio_word_problems?utm_source=YT&utm_medium=Desc&utm_campaign=PreAl
03:45
Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

378 views / 0 likes - added 4 years ago

To understand equivalent fractions it helps to "see" the fractions using something like a grid with shaded and unshaded sections representing the fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-al
09:45
Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

377 views / 1 likes - added 4 years ago

Using exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm
07:14
Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

373 views / 0 likes - added 4 years ago

How does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/negative-exponents
09:36
Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

317 views / 0 likes - added 4 years ago

Mysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.
04:00
Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

419 views / 0 likes - added 4 years ago

To find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
07:18
Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

356 views / 0 likes - added 4 years ago

Where did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/abstract-ness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha
07:00
Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

272 views / 0 likes - added 4 years ago

The general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/the-beauty-of-algebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h
06:55
What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

277 views / 0 likes - added 4 years ago

Learn what variables, expressions, and equations really are. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introduction-to-algebra/feel-for-equations-and-inequalit/e/dependent-and-independent-variable
00:40
Fastest robot to solve a Rubik's cube: Sub1 Reloaded breaks Guinness world record

531 views / 0 likes - added 3 years ago

MUNICH, Germany -- A robot known as "Sub1 Reloaded" took just 637 thousandths of a second to analyse the Rubik;s cube and make 21 moves, so that each of the cube's sides showed a single color, thus setting the new world record for being the Fastest robot
05:37
Linear Models Example 2 | Algebra I | Khan Academy

268 views / 0 likes - added 4 years ago

Marbles and water in tank Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?utm_s
05:02
Positive And Negative Slope | Algebra I | Khan Academy

324 views / 0 likes - added 4 years ago

Positive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/slope/v/similar-triangles-to-prove-that-the-slope-is-constant-for-a-line?utm_source=YT&utm_medium=Desc&utm_campaign
08:52
Linear Models Example 1 | Algebra I | Khan Academy

342 views / 0 likes - added 4 years ago

Linear model for book reading Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?u
03:04
How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

259 views / 0 likes - added 4 years ago

Sal find the formula of a function that, given an input value "b," outputs a value "a" that satisfies the equation 4a+7b=-52. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/functions-
01:40
How To Match Function Input To Output Given The Formula (example) | Algebra I | Khan Academy

247 views / 0 likes - added 4 years ago

Sal finds the input value for which f(t)=13, given that f(t)=-2t+5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_
01:07
How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

270 views / 0 likes - added 4 years ago

Sal finds the input value for which g(x)=-2 given the graph of g. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_so
08:21
Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

262 views / 0 likes - added 4 years ago

Introduction to 2-variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/v/checking-ordered-pair-solutions-to-equatio
02:40
Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

333 views / 0 likes - added 4 years ago

Interpreting a linear formula Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-functions?ut
08:23
Constructing Linear Functions Example 2 | Algebra I | Khan Academy

245 views / 0 likes - added 4 years ago

Linear model for painting Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-problems?utm_sour
02:35
Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

258 views / 0 likes - added 4 years ago

Linear equation for file transfer Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-function
03:12
Graphing Linear Functions Example 2 | Algebra I | Khan Academy

307 views / 0 likes - added 4 years ago

Graphing equation for filling pool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/graphing-linear-functions-word-problems?utm
06:35
Constructing Linear Functions Example 1 | Algebra I | Khan Academy

340 views / 0 likes - added 4 years ago

Linear model for ice sheet thickness Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-proble
03:24
How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

263 views / 0 likes - added 4 years ago

Sal interprets the expression M(30)-M(0)=100 where M models an account balance over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation/e/function-nota
02:36
How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

330 views / 0 likes - added 4 years ago

Sal interprets the expression P(5) minor P(9) where P models the number of people at the beach over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation
05:30
Graphing Linear Functions Example 1 | Algebra I | Khan Academy

273 views / 0 likes - added 4 years ago

Learn how graph a linear function. This video gives an example of graphing fuel consumption as a function of distance. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-
02:11
Perfect progressive aspect | The parts of speech | Grammar | Khan Academy

208 views / 0 likes - added 2 years ago

We use the perfect progressive aspect to talk about an action that was once ongoing, but has since completed, like "I had been waiting for twenty minutes." Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/pa
07:08
Early Train Word Problem | Linear Equations | Algebra I | Khan Academy

351 views / 0 likes - added 4 years ago

Fun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI
02:27
Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

274 views / 0 likes - added 4 years ago

Second example of ordered pair solutions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?utm_so
07:11
Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

354 views / 0 likes - added 4 years ago

Graphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/graphing-solutio
05:09
Converting From Slope-intercept To Standard Form | Algebra I | Khan Academy

371 views / 0 likes - added 4 years ago

Converting from slope-intercept to standard form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/standard-form/e/converting_between_slope_intercept_and_st
02:35
Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy

329 views / 0 likes - added 4 years ago

Checking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?ut
01:52
What's inside of a Rubik's Cube?

374 views / 1 likes - added 1 year ago

Ever wonder what a Rubik's Cube looks like on the inside? In this video we'll take an in-depth look to see how the pieces fit together. Get your Rubik's cube here: https://goo.gl/BEo1W5 Made with Blender 2.73 Music: "Plain Truth" by Gunar Olsen (youtube a
02:31
Perfect Aspect | The parts of speech | Grammar | Khan Academy

215 views / 0 likes - added 2 years ago

If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o
01:49
Sugar Cube Magic - Sick Science! #216

545 views / 2 likes - added 4 years ago

See the full experiment here: http://www.stevespanglerscience.com/lab/experiments/sugar-cube-magic Check out cool science kits and toys: http://www.stevespanglerscience.com/ You’ve let your friend in on a secret: you bought some magical Imperial Sugar or
06:14
What's inside a Fidget Cube?

377 views / 0 likes - added 2 years ago

We CUT OPEN a Fidget Cube! VERY interesting to see inside! Buy this Fidget Cube here: http://amzn.to/2oqMAyC Anxiety, Stress, restlessness, OCD, ADHD there are SO MANY people that could benefit from using this Fidget Cube. Even kids and toddlers have been
04:37
Group Theory 101: How To Play A Rubik’s Cube Like A Piano - Michael Staff

576 views / 0 likes - added 4 years ago

View full lesson: http://ed.ted.com/lessons/group-theory-101-how-to-play-a-rubik-s-cube-like-a-piano-michael-staff Mathematics explains the workings of the universe, from particle physics to engineering and economics. Math is even closely related to music
14:58
Why It's Almost Impossible to Solve a Rubik's Cube in Under 3 Seconds | WIRED

143 views / 1 likes - added 10 months ago

The current world record for solving a Rubik's cube is 3.47 seconds. Could it be faster? WIRED's Robbie Gonzalez explores the mind-boggling math and finger-twisting world of speed cubing. Read more on this story from Robbie on WIRED.com: https://www.wired
02:34
Converting From Standard Form To Slope-intercept Form | Algebra I | Khan Academy

391 views / 0 likes - added 4 years ago

Standard form to slope-intercept form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/standard-form/e/slope-from-an-equation-in-standard-form?utm_source=Y
24:12
How to Solve a Rubik's Cube | WIRED

145 views / 0 likes - added 7 months ago

WIRED's Robbie Gonzalez learned to solve a Rubik's cube from Tyson Mao, one of the co-founders of the World Cube Association. In two weeks, Robbie got his solve time down from 45 minutes with Tyson, to 20 minutes on his own, to under a minute on average.
07:23
Ways To Cut A Cube

407 views / 0 likes - added 4 years ago

Ways to cut a cube
03:35
Dimensions Of Cube From Volume

436 views / 0 likes - added 4 years ago

Dimensions of cube from volume
08:01
Introduction To Cube Roots

412 views / 0 likes - added 4 years ago

Introduction to cube roots
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00:51
Rubik's Cube World Record - 4.22 seconds

295 views / 0 likes - added 1 year ago

!!! Round 1, Cube For Cambodia 2018 Cube: Angstrom GAN Air SM Sponsored by Gan! Gan: http://www.gancube.com/ Speedcubing tutorials: https://www.cubeskills.com/ Facebook: https://www.facebook.com/fzemdegs Twitter: https://twitter.com/Fazrulz Instagram: htt
01:09 Popular
Self Solving Rubik's Cube

751 views / 3 likes - added 1 year ago

Self Solving Rubik's Cube ▶︎ https://media.dmm-make.com/item/4462/
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02:01
Ice Cube Experiment

307 views / 0 likes - added 2 years ago

Ice Cube Experiment. What happens? Ice floating over vegetable oil but it decreases in baby oil. While the ice melts, water is reduced in both liquids. Implemented gas grows and melt water falls. Then the boundary between the melted water and oil shows a
22:47
Origami Rubik's Cube - No Glue - From 6 Squares of Paper

4 views / 0 likes - added 6 days ago

[Intermediate] How to fold a solved Rubik's Cube from just 6 squares of paper and how to turn it into a scrambled Rubik's cube by attaching 54 little squares to the model using just origami locks (no glue). This model was inspired by Jo Nakashima's 3X3 Ru
04:33
How does a 2x2 Rubik's Cube work?

44 views / 0 likes - added 1 month ago

The 2x2 Rubik's Cube has an interesting mechanism on the inside. Let's see how it works!Get your 2x2 Rubik's Cube here: https://amzn.to/2ULwsqXOther puzzles mentioned in this video:3x3 Rubik's Cube: https://amzn.to/2OeNWtFPyramid: https://amzn.to/2ULtyTkM
03:40 Popular
World's Fastest Rubik's Cube Solving Robot

908 views / 8 likes - added 4 years ago

My Friend Paul and I show off our Rubik's cube solving robot.
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17:48
Origami 2X2 Rubik's Cube

11 views / 0 likes - added 6 days ago

How to fold a 2 X 2 Rubik's Cube that moves in all directions. No tape or glue and no magnets! Requires six squares of paper each cut in half to form twelve 2X1 rectangles which are folded into identical units and assembled into 4 identical larger units w
04:18
Finding Cube Roots

232 views / 0 likes - added 4 years ago

u16_l1_t2_we2 Finding Cube Roots More free lessons at: http://www.khanacademy.org/video?v=DKh16Th8x6o Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:25
Simplifying Cube Roots

205 views / 0 likes - added 4 years ago

u16_l1_t2_we3 Simplifying Cube Roots More free lessons at: http://www.khanacademy.org/video?v=c-wtvEdEoVs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:26
Math Puts a New Twist on Solving a Rubik's Cube with the Fewest Moves

370 views / 1 likes - added 3 years ago

For this puzzle with over 43 quintillion permutations, author Ian Scheffler explains how players have found the most efficient route to resolving a Rubik’s cube.
01:59
Rubik's Cube World Record - 4.73 seconds - Feliks Zemdegs

527 views / 0 likes - added 3 years ago

Can't believe it! Cube: Magnetised GAN 356 Air [Prototype] Facebook: https://www.facebook.com/fzemdegs Twitter: https://twitter.com/Fazrulz Instagram: https://www.instagram.com/fzemdegs/ Sponsored by Speedcube.com.au and Gan! Speedcube.com.au: https://www
12:47
Epic Rubik's Cube Cake that TWISTS | How To Cook That Ann Reardon

85 views / 0 likes - added 8 months ago

A new twist on the Rubik's Cube Cake ... it SPINS just like a real rubik's cube.Thanks for your support on Patreon: https://www.patreon.com/h2ctSUBSCRIBE on youtube: http://bit.ly/H2CThat Recipe: https://www.howtocookthat.net/public_html/rubiks-cube-cake/
09:54
Origami Mexican Jumping Bean / Cube Dude

6 views / 0 likes - added 6 days ago

[Rather Simple] How to fold an origami cube dude with eyes and mouth that springs when you release its pleated tail. If you want it to look more ovular like a Mexican jumping bean then just don't crease the sides of the cube as you inflate it. To make it
02:11
Sesame Street: Elmo and Ice Cube are Astounded

254 views / 0 likes - added 4 years ago

Astouding is when something is so amazing, it catches you by surprise. For example, making a penny disappear, pulling a Dinosaur out of a hat, and turning Ice Cube into an Ice Cube are all astounding magic tricks you can watch in this video. Subscribe to
11:49
Rubiks Cube Explosion | JUNK DRAWER MAGIC

134 views / 1 likes - added 9 months ago

Today's Trick- Make a Rubik's Cube explode into Skittles!Create awesome magic tricks out of stuff in your junk drawer! Learn how to put a skewer through your arm, levitate fruit, eat spoons and more in the ultimate magic show.
05:44
How to Solve a Rubik's Cube | JUNK DRAWER MAGIC

295 views / 1 likes - added 1 year ago

Today's Trick- How to solve a Rubik's cube... with magic! Create awesome magic tricks out of stuff in your junk drawer! Learn how to put a skewer through your arm, levitate fruit, eat spoons and more in the ultimate magic show.
11:42 Popular
How to Solve a 3x3 Rubik's Cube In No Time | The Easiest Tutorial

1,033 views / 0 likes - added 10 months ago

If you look up the word frustration in the dictionary, youll probably see a picture of a Rubiks Cube. It takes some bright minds only 5 seconds to solve, yet others spend years trying to put it together, eventually giving up. But the truth is that anyone
05:16
Corner cube mirrors & Retroreflectors // Homemade Science with Bruce Yeany

331 views / 0 likes - added 3 years ago

Corner cube mirrors, bicycle reflectors, traffic signs, human or animal eyes are all examples of retroreflectors various types and share the unique property of returning light back towards the original light source. There is even one on the moon placed th
14:26
New Rubik's Cube World Record! 4.74 seconds (interview and breakdown)

334 views / 1 likes - added 3 years ago

New Rubik’s Cube World Record! 4.74 seconds. I have a chat with Mats Valk about his record-breaking solve. Plus a break-down of how he actually did it. UPDATE: The Valk 3 cube is back in stock on Maths Gear after the original stock sold-out within an hour
04:14
Making a cube and a heart from paper gears

317 views / 0 likes - added 1 year ago

Haruki Nakamura makes mechanical paper karakuri-style animals and other items. In this video we see a cube made from 12 interlocking paper gears. Note: there is no sound in this silent video. 歯車の立方体の型紙のPDFデータのダウンロード販売を始めました。中級者から上級者向けです。 I do the download
04:46
Rubik Cube In 2 Dimensions

391 views / 0 likes - added 4 years ago

The Rubik (or Rubik's) Cube is a popular toy. Deane shows how to make a 2 Dimensional version of the famous puzzle. You will need to start with a small square plastic or cardboard box. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=Curi
23:36
ORIGAMI RUBIK'S CUBE (Jo Nakashima) - no glue! - Static version

7 views / 0 likes - added 6 days ago

SEE ALSO THE FUNCTIONAL MAGNETIC VERSION: https://www.youtube.com/watch?v=g34baz69zXYHow to make an origami Rubik's CubeDesigned by Jo Nakashima (07/2019)Support my channel! https://www.youtube.com/user/jonakashima/joinhttps://www.patreon.com/jonakashima
01:01
Building a soft robotic cube

332 views / 0 likes - added 3 years ago

Researchers from MIT’s Computer Science and Artificial Intelligence Laboratory (CSAIL) have developed a soft robotic cube that uses a series of spring-loaded metal tongues to jump, bounce, and roll. In this video, we watch the process of building a
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05:03
How To Make "PAPER 3D CUBE" - Origami Arts

328 views / 0 likes - added 1 year ago

How To Make "PAPER 3D CUBE" - Origami Arts Thanks For Watching........... Subscribe for more Origami Arts : https://www.youtube.com/OrigamiArts Music: LFZ - Popsicle [NCS Release]: https://youtu.be/K8DUjObr_tU [LFZ] • https://soundcloud.com/lfzmusic • htt
01:52
How to Solve a Rubik's Cube | Full-Time Kid | PBS Parents

452 views / 1 likes - added 3 years ago

Watch Mya [unofficially] break the world record for solving a Rubik's cube, blind-folded! You won't REALLY learn how to solve the puzzle , but you'll learn a neat trick to show your friends and family. Executive Producer: Danielle Steinberg Meet Mya! She'
05:00
Learn to Solve the Rubik's Cube || Learn Quick

498 views / 1 likes - added 2 years ago

In this Learn Quick Episode, I attempt to solve the Rubik’s Cube in under 2 minutes. No easy task! It took me over 16 hours to achieve the solve that fast. I spaced it over 23 days. Subscribe for more Learn to Videos: https://www.youtube.com/channel/UCIRi
06:33
How To Draw A Rubik's Cube

311 views / 0 likes - added 2 years ago

Learn how to draw a Rubik's Cube! Become an Art Club member https://www.artforkidshub.com/join-art-club/ Learn more about the art supplies we love to use https://www.artforkidshub.com/art-supplies/ Learn more about us https://www.artforkidshub.com/about/
10:06 Popular
DIY GIANT JELLY CUBE SLIME! How To Make Sponge Slime

875 views / 3 likes - added 2 years ago

We made a huge batch of Jelly Cube Slime and it was AMAZING Kitties Mama Channel: DIY GIANT FLOAM VIDEO: https://youtu.be/w6wwN-0m2cQ
02:20
Rubik's Cube made from real ICE !! (fully functional puzzle by Tony Fisher)

279 views / 0 likes - added 2 years ago

This video is available for license here- https://www.newsflare.com/video/173658/entertainment-arts/man-creates-functional-rubiks-cube-out-of-ice How I made it - https://www.youtube.com/watch?v=7wnS-_lq5XE RECOMMENDED PLACE TO BUY PUZZLES HKNowStore ► htt
01:48
Mighty Magiswords | Fortress of Solid Cube | Cartoon Network

229 views / 0 likes - added 3 years ago

The warriors use a super shooting star magisword to fight ice gargoyles in this clip from the episode, "Share and Share Dislike" CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/1RBYuNi About Mighty Magiswords: Pr
07:15
How To Make A Paper INFINITY CUBE!

224 views / 1 likes - added 9 months ago

Learn How To Make An Infinity Cube Out Of Paper. SUBSCRIBE: https://www.youtube.com/channel/UC99gvHiLEF9rqkkQi6A6D5A?sub_confirmation=1 Music: Tobu - Melomania https://youtu.be/ovvfqeouFQI Tobu: http://tobumusic.com http://www.youtube.com/tobuofficial htt
02:54
Meet the Inventor of the Rubik’s Cube

358 views / 1 likes - added 2 years ago

Since the 1980s, the Rubik’s Cube has captivated the minds of puzzle solvers around the globe. But how did one of the world’s most addictive and prolific puzzles come to be? It all began in the beautiful city of Budapest, in the beautiful mind of Ernő Rub
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04:42
Rubik's Cube Cake Tasty

93 views / 0 likes - added 10 months ago

Can you fool your friends with this fun rubik's cube cake? If you want more of Tasty, check out our merch here: https://amzn.to/2GJ2xvvSubscribe to Tasty: https://bzfd.it/2ri82Z1About Tasty:The official YouTube channel of all things Tasty, the world's lar
01:56 Popular
Floating Cube - 3D Trick Art on Paper

910 views / 3 likes - added 2 years ago

How to draw a floating/levitating cube. 3D trick art on line paper anamorphic optical illusion. Materials used: 110lb cardstock, HB pencil, 2B pencil, Blue bic pen, red bic pen, black fine line pen, ruler, scissors Total time: 14 minutes 46 seconds You ca
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01:49
How To Find Two Function Inputs With The Same Output Given Graph (example) | Khan Academy

306 views / 0 likes - added 4 years ago

Sal finds the input value other than -5 for which f(x)=f(-5), given the graph of f. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inp
03:06
Self-Solving Rubik's Cube Robot!

142 views / 0 likes - added 10 months ago

This self-solving Rubik's Cube robot was one of the coolest things we saw at Maker Faire 2019. Its creator Takashi Kaburagi shows us how it works and we take a peek beneath the tiles to see its robotic core. Watch it come alive and perform a solve! Find m
08:26
Conjugate acid-base pairs | Acids and bases | Chemistry | Khan Academy

232 views / 0 likes - added 2 years ago

Introduction to conjugate acid-base pairs. Definition and examples of conjugate acid-base pairs. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivit
05:30
"Solving" a Rubik’s Cube in Seconds | JUNK DRAWER MAGIC

557 views / 2 likes - added 2 years ago

Today's Trick- Solve a Rubik's Cube in seconds! → Credits ← Hosts: Akira Sky Walker Satterwhite Created by Stu Stone & Jesse Feinberg Directed by Shane Spiegel & Justin Reager Written by Shane Spiegel & Justin Reager Executive Producer Judy Meyers Produce
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07:37
Introduction to reaction quotient Qc | Chemical equilibrium | Chemistry | Khan Academy

180 views / 0 likes - added 2 years ago

Introduction to the reaction quotient Qc, and how to use the reaction quotient to predict how the reaction concentrations will change. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its
02:19
How To Determine The Domain Of A Modeling Function (example With A Function) | Khan Academy

331 views / 0 likes - added 4 years ago

Sal determines the domain of a function that models the height of a plant over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/determining-the-domain-of-a-function/e/interpreting
07:57
Le Chatelier's principle: Worked example | Chemical equilibrium | Chemistry | Khan Academy

276 views / 0 likes - added 2 years ago

A worked example using Le Chatelier's principle to predict how concentrations will shift for different perturbations. Example includes changes in reaction vessel volume, changing amount of solid product, adding inert gas, and adding a catalyst. Chemistry
05:00
OpenAIs Robot Hand Won't Stop Rotating The Rubiks Cube

23 views / 0 likes - added 2 months ago

Check out Weights & Biases here and sign up for a free demo: https://www.wandb.com/papersThe mentioned #OpenAI blog post on the gradients and its notebook are available here:Post: https://www.wandb.com/articles/exploring-gradientsNotebook: https://colab.r
06:47
Noble Gas Configuration | Electronic Structure Of Atoms | Chemistry | Khan Academy

353 views / 0 likes - added 4 years ago

How to write electron configurations for atoms and monatomic ions using noble gas configuration Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity
05:53
Comparing Q vs K example | Chemical equilibrium | Chemistry | Khan Academy

204 views / 0 likes - added 2 years ago

A worked example using reaction quotient Q to predict how concentrations will shift so the reaction can get to equilibrium. Watch the next lesson: https://www.khanacademy.org/science/chemistry/acids-and-bases-topic/acids-and-bases/v/arrhenius-definition-o
07:14
Calculating internal energy and work example | Chemistry | Khan Academy

225 views / 0 likes - added 2 years ago

Worked example calculating the change in internal energy for a gas using the first law of thermodynamics. Watch the next lesson: https://www.khanacademy.org/science/chemistry/thermodynamics-chemistry/internal-energy-sal/v/specific-heat-and-latent-leat-of-
07:50
pH and pKa relationship for buffers | Chemistry | Khan Academy

417 views / 0 likes - added 2 years ago

How the Henderson-Hasselbalch equation can be used to look at the ratio of conjugate acid and base using relationship between buffer pH and pKa. Watch the next lesson: https://www.khanacademy.org/science/chemistry/acid-base-equilibrium/buffer-solutions/v/
06:52
Introduction To Partial Pressure | Gases And Kinetic Molecular Theory | Chemistry | Khan Academy

413 views / 0 likes - added 3 years ago

Definition of partial pressure and Dalton's law of partial pressure. Example of calculating partial pressure of a gas in a mixture from the total pressure and partial pressure of the other gases in the mixture. Chemistry on Khan Academy: Did you know that
02:38
Graphing Linear Equations — Harder Example | Math | New SAT | Khan Academy

311 views / 0 likes - added 4 years ago

Watch Sal work through a harder Graphing linear equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h3-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the
06:13
Rate constant k from half-life example | Knetics | Chemistry | Khan Academy

186 views / 0 likes - added 2 years ago

Example problem showing how to find the rate constant k from the half-life of a first order reaction. Watch the next lesson: https://www.khanacademy.org/science/chemistry/chem-kinetics/copy-of-kinetics/v/second-order-reaction-with-calculus?utm_source=YT&u
07:33
Ways to get a buffer solution | Chemistry | Khan Academy

203 views / 0 likes - added 2 years ago

Describes the two main situations where you get a buffer: making a buffer for a specific pH by combining a weak acid and a salt containing the conjugate base, and using a neutralization reaction by combining a weak acid and a strong base. Watch the next l
03:59
Meet the Comma | Punctuation | Grammar | Khan Academy

245 views / 0 likes - added 2 years ago

David and Paige introduce you to the superhero of the punctuation world: the comma! Practice this yourself on Khan Academy right now: . Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/
02:55
Linear Equation Word Problems — Basic Example | Math | New SAT | Khan Academy

471 views / 0 likes - added 4 years ago

Watch Sal work through a basic Linear equations word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h2-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev
38:29
Khan Academy Live: SAT Reading Class

296 views / 0 likes - added 2 years ago

Need help with SAT reading? Join Eric, one of Khan Academy’s SAT experts, for an SAT reading class. During class, Eric explains a proactive approach to answering reading questions and walks through some of the most common types of questions. This is an ed
03:00
Appositives | Punctuation | Grammar | Khan Academy

211 views / 0 likes - added 2 years ago

David and Paige, KA’s resident grammarians, cover appositives and how to use commas along with them. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/appositives?utm_source=YT&utm_med
03:43
BONUS: The Oxford comma | Punctuation | Grammar | Khan Academy

216 views / 0 likes - added 2 years ago

David and Paige tackle the great comma debate of our time: Oxford comma or no Oxford comma? Missed the previous lesson? https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/v/appositives-the-comma-punctuation-khan-academy?utm_source=YT&utm
02:31
Choosing between its and it’s | The Apostrophe | Punctuation | Khan Academy

195 views / 1 likes - added 2 years ago

David and Paige explain the meaning of two English words that look and sound very similar but act very different: _its_ and _it's_. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-apostrophe
03:24
More uses for commas | Punctuation | Grammar | Khan Academy

227 views / 0 likes - added 2 years ago

David and Paige, KA’s resident grammarians, discuss tag questions, yes and no statements, and direct address -- all situations where the comma is super useful. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/v/c
03:45
Introduction to the possessive | The Apostrophe | Punctuation | Khan Academy

246 views / 0 likes - added 2 years ago

Apostrophes can help show when something belongs to someone. Paige and David explain how! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-apostrophe/e/introduction-to-the-possessive-case Watch the next lesson: https://www
02:18
Salutations and valedictions | Punctuation | Grammar | Khan Academy

196 views / 0 likes - added 2 years ago

David and Paige, KA’s resident grammarians, talk about how to address and sign off on letters using commas! Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/v/commas-in-space-and-time-the-comma-punctuation-khan-a
03:00
Commas in dialogue | Punctuation | Grammar | Khan Academy

261 views / 0 likes - added 2 years ago

“Today we’re going to talk about using commas in dialogue,” said David and Paige, KA’s resident grammarians. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/commas-in-dialogue?utm_so
01:51
Punctuating a list | Punctuation | Grammar | Khan Academy

244 views / 0 likes - added 2 years ago

Learn how to use commas to punctuate a written list of people, things, actions, or events. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/punctuating-lists?utm_source=YT&utm_medium=
03:36
Introduction to contractions | The Apostrophe | Punctuation | Khan Academy

308 views / 0 likes - added 2 years ago

Apostrophes are great at standing in for missing letters, allowing us to shorten words. Paige and David discuss contractions and the Principle of Least Effort. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-apostrophe/e/
03:32
Three types of sentence | Syntax | Khan Academy

269 views / 0 likes - added 2 years ago

Three essential types of sentence are declarative sentences (which are statements), interrogative sentences (which are questions), and imperative sentences (which are orders). Join us as we give examples of each! Practice this yourself on Khan Academy rig
04:19
Dangling modifiers | Syntax | Khan Academy

231 views / 0 likes - added 2 years ago

A modifying word or phrase “dangles” when it doesn’t apply to the word it’s supposed to modify. Learn how to spot and fix this problem! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/dangling-modifiers/ Watch the ne
07:04
Dependent and independent clauses | Syntax | Khan Academy

274 views / 0 likes - added 2 years ago

Independent clauses can stand on their own as sentences, but dependent clauses can’t. We’ll take a closer look at what this means. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/dependent-and-independent-clauses Wat
05:12
Ellipses | Punctuation | Khan Academy

242 views / 0 likes - added 2 years ago

Ellipses are three little dots that we use to show a pause or that a portion of a quote has been removed. Learn how to use them in this video. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneous-punctuation/e/introd
01:51
Possession for words ending in “s” | The Apostrophe | Punctuation | Khan Academy

200 views / 0 likes - added 2 years ago

Do words that end in "s" still need _'s_ to show possession? David and Paige explain! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-apostrophe/e/introduction-to-the-possessive-case Watch the next lesson: https://www.kha
04:53
Subject-verb agreement | Syntax | Khan Academy

257 views / 0 likes - added 2 years ago

Agreement is the art of making sure that sentence parts agree with one another; you want to make sure that your subjects and verbs match up. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/subject-verb-agreement Watc
04:28
Introduction To Nouns | The Parts Of Speech | Grammar | Khan Academy

307 views / 0 likes - added 4 years ago

David, Khan Academy's resident grammarian, introduces you to the most common English part of speech: the noun. Watch the next lesson: https://youtu.be/ETzngG8N3AU About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a pers
03:48
Recognizing fragments | Syntax | Khan Academy

203 views / 0 likes - added 2 years ago

A sentence fragment is a chunk of language that hasn’t made it all the way to being a working sentence; it might be missing a verb, or there might not be a subject. Learn how to turn a fragment into a sentence in this video! Practice this yourself on Khan
04:11
Advanced (plural) possession | The Apostrophe | Punctuation | Khan Academy

249 views / 0 likes - added 2 years ago

Paige and David talk about using apostrophes to show that something belongs to multiple people. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-apostrophe/e/advanved--plural--possesion Watch
06:08
Beginning sentences with conjunctions | The parts of speech | Grammar | Khan Academy

217 views / 0 likes - added 2 years ago

Is it okay to begin a sentence with a conjunction like "but" or "because"? Yes. David explains why. Missed the previous lesson? https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/v/correlative-conjunctions?utm_source=YT&utm_medium=D
02:51
Apostrophes and plurals | The Apostrophe | Punctuation | Khan Academy

190 views / 0 likes - added 2 years ago

There is *one* extremely rare case in which we use apostrophes to make things plural. David and Paige, KA's resident grammarians, discuss this unusual case. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/p
02:34
Subjects and predicates | Syntax | Khan Academy

197 views / 0 likes - added 2 years ago

A subject is the noun or pronoun-based part of a sentence, and a predicate is the verb-based part that the subject performs. Let’s explore how that works in context. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/id
04:14
Compound-complex sentences | Syntax | Khan Academy

347 views / 0 likes - added 2 years ago

Compound-complex sentences are compound sentences with dependent or subordinate clauses added to them. Paige and Rosie explain how to spot and use them. Practice this yourself on Khan Academy right now www.khanacademy.org/syntax/e/complex-and-compound-com
02:52
Three ways to end a sentence | Punctuation | Khan Academy

229 views / 0 likes - added 2 years ago

David and Paige, KA’s resident grammarians, introduce the three ways to end a sentence: the period, the exclamation point, and the question mark. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-comma/e/three-ways-to-end-a
03:19
Commas in space and time | The Comma | Punctuation | Khan Academy

230 views / 0 likes - added 2 years ago

Learn how to use commas when writing addresses (in space) and dates (in time). Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/salutations--valedictions--dates--and-addresses Watch t
04:07
Pronoun-antecedent agreement | Syntax | Khan Academy

219 views / 0 likes - added 2 years ago

An antecedent is “the thing that came before”. When you use a pronoun, it’s standing in for a word you used previously—that’s the antecedent. Join us as we demonstrate how to make sure that your pronouns and antecedents match up with one another: that’s c
04:35
Commas and introductory elements | Punctuation | Grammar | Khan Academy

211 views / 0 likes - added 2 years ago

In English, you use commas to separate introductory elements from the rest of a sentence. Find out how with David and Paige! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/commas-an
04:29
Simple and compound sentences | Syntax | Khan Academy

280 views / 0 likes - added 2 years ago

A simple sentence contains one independent clause. A compound sentence contains more than one! Put another way: a simple sentence contains a subject and a predicate, but a compound sentence contains more than one subject and more than one predicate. Pract
00:33
The Cube

231 views / 0 likes - added 3 years ago

For more info: http://quirkyhidden.com
02:50
Exclamations | Syntax | Khan Academy

206 views / 0 likes - added 2 years ago

An exclamation is a sentence that expresses great emotion! David and Paige covered declarative, interrogative, and imperative sentences; now they tackle a fourth type of sentence that ends in an exclamation mark. Find out more! Watch the next lesson: http
04:18
How to use italics and underlines | Punctuation | Khan Academy

222 views / 0 likes - added 2 years ago

Learn how to use italics and underlines when writing the titles of works or when emphasizing a particular word or phrase. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneous-punctuation/e/italics--underlines--and-qu
05:07
Complex sentences | Syntax | Khan Academy

202 views / 0 likes - added 2 years ago

Complex sentences are simple sentences with dependent or subordinate clauses added to them. Paige and Rosie explain how to spot them and use them in this video. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/syntax/v/compound-comple
04:44
Relative clauses | Syntax | Khan Academy

274 views / 0 likes - added 2 years ago

A relative pronoun is a word like “that” or “which” or “who”, so a relative clause is a clause that begins with a relative pronoun. In the sentence “The dragon who breathed blue fire has retired,” “who breathed blue fire” is a relative clause. Learn more
05:57
Phrases and clauses | Syntax | Khan Academy

296 views / 0 likes - added 2 years ago

A phrase is any collection of words that behaves like a part of speech, like a noun phrase (“my brother Stu”), an adjectival phrase (“in a different shade of blue”), or an adverbial phrase (“with elegance and tact”). A clause is any noun phrase plus a ver
06:20
Dashes | Punctuation | Khan Academy

206 views / 0 likes - added 2 years ago

Dashes are like little actors—they can behave like colons, pairs of commas, or parentheses. Learn how to use them in this video! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneous-punctuation/e/introduction-to-the-
07:23
Irregular Plural Nouns, Part II | The Parts Of Speech | Grammar | Khan Academy

271 views / 0 likes - added 4 years ago

The plural of "whale" is "whales", but what's the plural of "child"? David, Khan Academy's resident grammarian, explains. About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower
04:34
What is a sentence? | Syntax | Khan Academy

190 views / 0 likes - added 2 years ago

A sentence is a grammatically complete idea. All sentences have a noun or pronoun component called the subject, and a verb part called the predicate. David and Paige explore this division across several different example sentences. Watch the next lesson:
05:05
Parallel structure | Syntax | Khan Academy

281 views / 0 likes - added 2 years ago

Parallel structure isn’t a set rule, but more of a stylistic choice: it helps sentence elements maintain a pattern. This is a very special episode because it’s Paige’s last video with us as a KA intern! We will miss having Paige as a contributor to the Gr
02:34
Irregular Plural Nouns, Part I | The Parts Of Speech | Grammar | Khan Academy

252 views / 0 likes - added 4 years ago

The plural of "dog" is "dogs", but what is the plural of "leaf"? Khan Academy's resident grammarian explains. Watch the next lesson: https://youtu.be/n9poHOKkF28 About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a perso
04:35
Introduction To Singular And Plural Nouns | The Parts Of Speech | Grammar | Khan Academy

474 views / 0 likes - added 4 years ago

David, Khan Academy's resident grammarian, introduces the difference between singular and plural nouns. Watch the next lesson: https://youtu.be/uYgcuyUF7JQ About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalize
1:02:11
Khan Academy Live: SAT Writing Class

231 views / 0 likes - added 2 years ago

Need help with SAT writing? Join Eric, one of Khan Academy’s SAT experts, for an SAT writing class. Eric walks through key grammar concepts like subject-verb agreement and sentence punctuation. This is an edited version of our livestream from March 9, 201
04:09
Parentheses | Punctuation | Khan Academy

171 views / 0 likes - added 2 years ago

Parentheses set off extra information (such as a writer's remarks, an interruption, or a reference) from the rest of a sentence. Learn how to use them in this video! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneo
05:03
Indefinite Pronouns | The parts of speech | Grammar | Khan Academy

224 views / 0 likes - added 2 years ago

David, Khan Academy's Grammar Fellow, covers three nifty features of indefinite pronouns, which are pronouns that are just a little vague, y'know? Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspee
04:51
Hyphens vs. dashes | Punctuation | Khan Academy

235 views / 1 likes - added 2 years ago

Hyphens and dashes look pretty similar, but their uses are very different! Learn when to use each one in this video. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/miscellaneous-punctuation/e/dashes-and-hyphens Watch the nex

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