In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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Mico headphones read your brainwaves and select music based on your state of mind.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
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Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
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It 'snows' metal on Venus.
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