In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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As of April 2010, Bill Gates had donated $36,854,000,000 in his lifetime! That's more than half of his total net worth!
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Before making Finding Nemo, the animation gurus at Pixar Studios had to take a graduate class in fish biology and oceanography.
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Billions of neutrinos pass unnoticed through your body every second.
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When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
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Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
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