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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# More of Saying What You See

### Tea Cups

### Counting Cards

### Up and Down Staircases

### Sitting Round the Party Tables

### How Tall?

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If you've had a go at all the ones above, here are some more ideas to try...

Age 7 to 14

Challenge Level

Place the 16 different combinations of cup/saucer in this 4 by 4 arrangement so that no row or column contains more than one cup or saucer of the same colour.

Age 7 to 11

Challenge Level

A magician took a suit of thirteen cards and held them in his hand face down. Every card he revealed had the same value as the one he had just finished spelling. How did this work?

Age 7 to 11

Challenge Level

One block is needed to make an up-and-down staircase, with one step up and one step down. How many blocks would be needed to build an up-and-down staircase with 5 steps up and 5 steps down?

Age 5 to 11

Challenge Level

Sweets are given out to party-goers in a particular way. Investigate the total number of sweets received by people sitting in different positions.

Age 5 to 11

Challenge Level

A group of children are discussing the height of a tall tree. How would you go about finding out its height?