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Multilink Cubes

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

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The Big Cheese

Investigate the area of 'slices' cut off this cube of cheese. What would happen if you had different-sized block of cheese to start with?

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Making Boxes

Cut differently-sized square corners from a square piece of paper to make boxes without lids. Do they all have the same volume?

Pouring Problem

Age 7 to 11 Challenge Level:

Maya has two glasses of water:


Watch this short clip to see what she starts to do:

What do you think will happen next?

Click on the 'Show' button to see the full clip and find out.

Are you surprised by the result?

Can you explain what is going on?