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# Underground Mathematics

### Two-way Algebra

### Floppy Hair

### Additional Integrals

### Going Round in Circles

## You may also like

### Making Sense of Statistics

### Integration as Area

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Many of our recent features have involved resources from Underground Mathematics. You can see this website at undergroundmathematics.org.

Have a look at the website to discover the many interesting resources and exam questions, or explore some of their resources by clicking on the titles below.

Age 14 to 18

Challenge Level

Age 16 to 18

Challenge Level

Age 16 to 18

Challenge Level

Age 16 to 18

Challenge Level

This collection of problems has been put together to help you to explore and understand important ideas in statistics.

These problems invite you to explore integration as area, and use area integrals to solve problems.