- Every ton of recycled paper saves about 17 trees.
- Shrimps are all born male but slowly grow into females.
- October the 10th is national metric day.
- Sir Isaac Newton was 23 when he discovered the law of gravity.
- When lightning strikes it can reach up to 30,000 degrees celsius (54,000 degrees fahrenheit).
- When grazing or resting, cows tend to align their bodies with the magnetic north and south poles.
- The diameter of Earth is 12,756 km (7,926 miles).
- Half of all crimes are committed by people under the age of 18.
- The fastest gust of wind ever recorded on Earth was 253 miles per hour.
- A flea can jump 350 times its body length.
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