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Only about 80% of the elements on the periodic table exist in nature.

Out of the 118 known elements in the periodic table, only 94 have been found naturally on Earth. The other 24—including the four newly-discovered elements nihonium, moscovium, tennessine, and oganesson—were created in labs by bombarding atoms with additional protons!

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We're trying to get some mobile games up and running, but unfortunately our flash games don't work on phone or tablet. How about some hilarious science jokes instead?


Tower of Hanoi

Test your logic skills with this classic mathematical puzzle from 1883. Move all the disks onto the third rod without stacking any smaller disks on top of larger disks.


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