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Chocolate

There are three tables in a room with blocks of chocolate on each. Where would be the best place for each child in the class to sit if they came in one at a time?

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Zios and Zepts

On the planet Vuv there are two sorts of creatures. The Zios have 3 legs and the Zepts have 7 legs. The great planetary explorer Nico counted 52 legs. How many Zios and how many Zepts were there?

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Fractions in a Box

The discs for this game are kept in a flat square box with a square hole for each disc. Use the information to find out how many discs of each colour there are in the box.

Four-digit Targets

Stage: 2 Challenge Level: Challenge Level:1

Try using cards numbered from $0$ to $9$ or even pieces of torn paper.
Where is the best place to put $9$ when you are aiming for the lowest number?
Where is the best place to put $9$ when you are aiming for the highest number?