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There are to be 6 homes built on a new development site. They could be semi-detached, detached or terraced houses. How many different combinations of these can you find?

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Number Squares

Start with four numbers at the corners of a square and put the total of two corners in the middle of that side. Keep going... Can you estimate what the size of the last four numbers will be?

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I'm Eight

Find a great variety of ways of asking questions which make 8.

Spiders and Flies

Stage: 1 Challenge Level: Challenge Level:2 Challenge Level:2

Why do this problem?

This problem is a fun context in which to practise counting and addition. It would also be a good opportunity for children to invent their own ways of recording their work.

Key questions

What could you try first?
How many legs are there altogether?
How many more do you need to make $22$?
How many fewer do you need to make $22$?

Possible extension

The problem Noah offers a great extension to this problem. It allows learners to be more creative and there are multiple solutions.