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  • 06:17 Testing a Lego-compatible Steel Axle

    Testing a Lego-compatible Steel Axle

    300 views / 0 likes - added

    I bought a stainless steel axle and tested how well it performs in a simple Lego hoist. How much better is it compared to a standard plastic axle? The axle specs: Lego Technic compatible 19 Lego-units long stainless steel sold by Brick Machine Shop in www

  • 05:25 Can Lego BREAK a Steel Axle?

    Can Lego BREAK a Steel Axle?

    229 views / 0 likes - added

    Let's see how Lego-compatible stainless steel axle deforms or breaks when high torque is applied. The test bench is made using only plastic Lego parts. Enjoy! The axle was bought from Brick Machine Shop in www.bricklink.com a year ago but the item doesn't

  • 04:11 Mystery box revealed- Wheel and axle // Homemade Science with Bruce Yeany

    Mystery box revealed- Wheel and axle // Homemade Science with Bruce Yeany

    359 views / 0 likes - added

    In a previous video, I showed an example of a mystery box that I use in my classroom to challenge student to solve it's principle of operation. Here is a look at the inside and a brief view of how it works. This posting will be made unlisted in one month.

  • 06:13 Building and Testing a Lego Press

    Building and Testing a Lego Press

    223 views / 0 likes - added

    A short version of the previous long development video + new tests at the end.The target is to generate the maximum possible pressing force with Lego. The progress is measured using a disassembled person scale (max 180 kg).Enjoy!The long unedited version:

  • 02:55 Lego Motor Lifts 100kg

    Lego Motor Lifts 100kg

    297 views / 0 likes - added

    Lego PF Medium Motor with gears and pulleys lifts a hefty 102.2 kg. Gear ratio 15:1 and tackle velocity ratio 8:1. Only lego parts were used, except for the string. Enjoy! :) Development videos: Part 1 pulleys: https://www.youtube.com/watch?v=KUjVby8H-bQ

  • 02:46 Self Propelled Modular Transporter (SPMT)

    Self Propelled Modular Transporter (SPMT)

    383 views / 0 likes - added

    A self-propelled modular transporter (SPMT) is a platform vehicle with a large array of wheels. SPMTs are used for transporting massive objects such as large bridge sections, oil refining equipment, motors and other objects that are too big or heavy for t

  • 03:19 Let's Get Rolling!

    Let's Get Rolling!

    288 views / 0 likes - added

    Jessi and Squeaks found a ton of rocks for their rock collection... but they're too heavy to get back to the fort! Join them as they figure out the perfect simple machine to help them out: the wheel and axle! ---------- Like SciShow? Want to help support

  • 15:59 EASY Pinewood Derby Car WINS using Science!!!

    EASY Pinewood Derby Car WINS using Science!!!

    499 views / 0 likes - added

    7 simple steps that ACTUALLY MATTER to building a winning pinewood derby car. I built a car in 45 minutes using these steps and crushed all the competition by more than 2 car lengths (proof is in the video :) Special thanks to Steve at DerbyMonkey.com for

  • 25:41 26 Levels of Yo-Yo Tricks: Easy to Complex | WIRED

    26 Levels of Yo-Yo Tricks: Easy to Complex | WIRED

    243 views / 0 likes - added

    Yo-yo champion Harrison Lee explains yo-yo tricks in 26 levels of difficulty. Starting with tricks using an unresponsive yo-yo, Harrison progresses until he's popping the yo-yo into the air, and dancing the string in and out of the yo-yo's axle. Still hav


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