List

Maths Explorers

Count The Digits
problem
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Count The Digits

Age
5 to 11
Challenge level
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In this investigation we are going to count the number of 1s, 2s, 3s etc in numbers. Can you predict what will happen?
I Like ...
problem
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I Like ...

Age
5 to 7
Challenge level
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Mr Gilderdale is playing a game with his class. What rule might he have chosen? How would you test your idea?
Secret Number
problem
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Secret Number

Age
5 to 7
Challenge level
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Annie and Ben are playing a game with a calculator. What was Annie's secret number?
What number?
problem

What number?

Age
5 to 7
Challenge level
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I am less than 25. My ones digit is twice my tens digit. My digits add up to an even number.
Doing and undoing
problem
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Doing and undoing

Age
5 to 11
Challenge level
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An investigation looking at doing and undoing mathematical operations focusing on doubling, halving, adding and subtracting.
What was in the Box?
problem
Favourite

What was in the Box?

Age
5 to 7
Challenge level
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This big box adds something to any number that goes into it. If you know the numbers that come out, what addition might be going on in the box?
What's happening?
problem
Favourite

What's happening?

Age
5 to 7
Challenge level
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Shapes are added to other shapes. Can you see what is happening? What is the rule?