Which is 9. So 9 is a square number. Here are some other examples of square numbers. Can you see how all these numbers can be arranged into a square? Which is 64. So 64 is a cube number. Here are some ...

Everyone gets really wow'd when someone pulls off some exceptional mental math. The best part is, you can totally be that guy at the party with a little practice and preparation. What follows is 10 ...

Square numbers: a square number is formed by multiplying a number by itself. Cube numbers: a cube number is formed by multiplying a number by itself and then by itself again. Powers of 10: powers of ...