List

Stretchy calculus

These calculus resources all encourage you to think about transformations. 
Slippery areas
problem

Slippery areas

Age
16 to 18
Challenge level
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Can you find the definite integral of a transformed function?
Sine stretching
problem

Sine stretching

Age
16 to 18
Challenge level
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Can you find the gradient function of $\sin 3x$. How did you convince yourself?
Trigsy integrals
problem

Trigsy integrals

Age
16 to 18
Challenge level
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What different ways can you find to calculate these integrals?
Stretching an integral
problem

Stretching an integral

Age
16 to 18
Challenge level
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What happens to areas under the graph of $\frac{1}{x}$ when they are stretched?