You may also like

problem icon


This practical challenge invites you to investigate the different squares you can make on a square geoboard or pegboard.

problem icon


This activity investigates how you might make squares and pentominoes from Polydron.

problem icon

Multilink Cubes

If you had 36 cubes, what different cuboids could you make?

Broken Toaster

Age 7 to 11 Short Challenge Level:

Only one side of a two-slice toaster is working, so when two slices of bread go in side-by-side, each slice is toasted on one side after 2 minutes, but not on the other.

What is the quickest way to toast both sides of three slices of bread?

What about four slices? Five slices?