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Frosty the Snowman

Frosty the Snowman is melting. Can you use your knowledge of differential equations to find out how his volume changes as he shrinks?

A Frosty Puddle

Can you draw a sketch of how Frosty's volume changes as his height decreases?

Frosty Is Melting!

Frosty the Snowman is melting. Can you work out how much less snow he contains when he is at half his starting height?

Waste and Recycling

Age 14 to 18
Challenge Level

Waste - how much do we produce? How much waste is recycled?

This task looks at how much waste we produce in the UK and how much we recycle in various ways.

There are some statements and questions written on these cards, which you can print out and cut up to help you answer the questions.  If you prefer, the statements are also available as large cards.


This problem is based on a problem from the book Teaching Mathematics as if the Planet Matters