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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Ways of Showing

### Catrina's Cards

### Triangle or No Triangle?

### Birthday Sharing

### Name That Triangle!

### The Remainders Game

### Magic Crosses

### Remainders

## You may also like

### Digging Into Geometry

### More Playing with Numbers Upper Primary

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If you're curious about why something works, it can really help to find different ways of showing (or representing) your thinking. For example, you might draw a picture or use some equipment. The problems below will give you chance to think carefully about different representations, whether they are created by you or by someone else.

Age 5 to 7

Challenge Level

How would you find out how many football cards Catrina has collected?

Age 5 to 7

Challenge Level

Here is a selection of different shapes. Can you work out which ones are triangles, and why?

Age 5 to 7

Challenge Level

It's Sahila's birthday and she is having a party. How could you answer these questions using a picture, with things, with numbers or symbols?

Age 7 to 11

Challenge Level

Can you sketch triangles that fit in the cells in this grid? Which ones are impossible? How do you know?

Age 7 to 14

Challenge Level

Play this game and see if you can figure out the computer's chosen number.

Age 7 to 14

Challenge Level

Can you find examples of magic crosses? Can you find all the possibilities?

Age 7 to 14

Challenge Level

I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?

Dig deeply into geometrical ideas by having a go at the tasks in this Primary student feature.

More resources to support understanding multiplication and division through playing with numbers