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### Number and algebra

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### Working mathematically

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### Advanced mathematics

# The Problem with Problem Solving at Stage 1

### Tangrams

### Same Length Trains

### Find the Difference

### How Would We Count?

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In this feature we have collected together some of our exciting tasks that use lots of problem solving skills.

Age 5 to 11

Challenge Level

Can you make five differently sized squares from the interactive tangram pieces?

Age 5 to 7

Challenge Level

How many trains can you make which are the same length as Matt's and Katie's, using rods that are identical?

Age 5 to 7

Challenge Level

Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.

Age 5 to 11

Challenge Level

An activity centred around observations of dots and how we visualise number arrangement patterns.