Stage: 1 Challenge Level: 
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.
Trial and improvement. Investigations. Addition & subtraction. Working systematically. Generalising. Comparing and Ordering numbers. Multiplication & division. Combinations. Factors and multiples. Interactivities.
Published November 2000.
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