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With a question about square numbers, here’s a chance to get your brain in shape! Have a go and see if you can get 5/5.     If you’re after more fun science for kids, subscribe to Double Helix magazine!  

When you multiply a whole number by itself, you get a square number. When you take three copies of a whole number and multiply them all together, you get a cube number. There’s only one two digit number that is both a square and a cube. Can you work out what number it is?

1936 is a square number. That means you can make it by multiplying a whole number by itself: 1936 = 44 x 44