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Four Go
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Four Go

7 to 11
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This challenge is a game for two players. Choose two of the numbers to multiply or divide, then mark your answer on the number line. Can you get four in a row?

Sam's Quick Sum
problem

Sam's Quick Sum

7 to 11
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What is the sum of all the three digit whole numbers?
Integral chasing
problem

Integral Chasing

16 to 18
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Can you find the missing constants from these not-quite-so-obvious definite integrals?
Integrating rich tasks - Activity 4.3
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Integrating Rich Tasks - Activity 4.3

5 to 11

This professional development activity is designed to help you assess your embedding of rich tasks into the curriculum and, in particular, think about what to do next

Mind Reading
problem
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Mind Reading

11 to 14
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Think of a number, add one, double it, take away 3, add the number you first thought of, add 7, divide by 3 and take away the number you first thought of. You should now be left with 2. How do I know?
Cuboid perimeters
problem

Cuboid Perimeters

14 to 16
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Can you find the volume of a cuboid, given its perimeters?

A Classy Ratio
problem

A Classy Ratio

11 to 14
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There are six more girls than boys in Miss Spelling's class of 24 pupils. What is the ratio of girls to boys in the class?

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