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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Knowing Your Place

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That Number Square

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Less Is More

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More Less Is More

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Where is the best place for your numbers? How will you decide?

The last day for submitting solutions to the live problems is Monday 12 December.

Age 5 to 11

Challenge Level

Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?

Age 7 to 11

Challenge Level

Use your knowledge of place value to try to win this game. How will you maximise your score?

Age 7 to 14

Challenge Level

In each of these games, you will need a little bit of luck, and your knowledge of place value to develop a winning strategy.