You may also like


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

Cereal Packets

How can you put five cereal packets together to make different shapes if you must put them face-to-face?

Little Boxes

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

Multilink Cubes

Age 7 to 11
Challenge Level

Take 36 cubes.

Challenge 1

How many different blocks can you make? For example 6 by 6 by 1, or 3 by 6 by 2.

Just how many different ones can you find?

Challenge 2

Try growing different pyramids of cubes which in turn generate different sequences of numbers. Look at the pictures below this table and see if you can work out how the table has been filled in.


  1 2 3
A 1 3 5
B 1 4 10
C 1 5 14


  • Can you continue the table?
  • What patterns do you notice?
  • Can you explain why these patterns occur?