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Make a cube out of straws and have a go at this practical challenge.


Reasoning about the number of matches needed to build squares that share their sides.

Little Boxes

How many different cuboids can you make when you use four CDs or DVDs? How about using five, then six?

Right or Left?

Age 7 to 11
Challenge Level

If you are having trouble with the visualisation and you don't have left-handed and right-handed dice, you could stick spots onto cubes to help.

Alternatively, print off this sheet which has a net of a right-hand dice on the first page and a net of a left-handed dice on the second.