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Substitution Transposed
Substitution and Transposition all in one! How fiendish can these codes get?
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Matrix Meaning
Explore the meaning behind the algebra and geometry of matrices with these 10 individual problems.
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Complete the Square
Complete the squares - but be warned some are trickier than they look!
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Clapping Times
If you count from 1 to 20 and clap more loudly on the numbers in the two times table, as well as saying those numbers loudly, which numbers will be loud?
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Shapes on the Playground
Sally and Ben were drawing shapes in chalk on the school playground. Can you work out what shapes each of them drew using the clues?