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There are **4** NRICH Mathematical resources connected to **Curvature**, you may find related items under Calculus.

Article
Primary curriculum
Secondary curriculum
### Curvature of Surfaces

How do we measure curvature? Find out about curvature on soccer and rugby balls and on surfaces of negative curvature like banana skins.

Age 16 to 18

Article
Primary curriculum
Secondary curriculum
### Geometry and Gravity 2

This is the second of two articles and discusses problems relating to the curvature of space, shortest distances on surfaces, triangulations of surfaces and representation by graphs.

Age 11 to 18

Article
Primary curriculum
Secondary curriculum
### Geometry and Gravity 1

This article (the first of two) contains ideas for investigations. Space-time, the curvature of space and topology are introduced with some fascinating problems to explore.

Age 11 to 18

Problem
Primary curriculum
Secondary curriculum
### Giant Holly Leaf

Find the perimeter and area of a holly leaf that will not lie flat (it has negative curvature with 'circles' having circumference greater than 2πr).

Age 14 to 16

Challenge Level