Through a field called geometric topology, mathematicians like me study all possible spaces in all dimensions. Whether trying ...

2D shapes are flat shapes. ... This song is all about different types of flat shapes. We see an image of a farm, and then shapes appear above it as the narrator mentions them.

How to perfectly wrap gifts of all shapes and sizes using maths. ... WRAPPING gifts in paper involves converting a 2D shape into a 3D one, which presents plenty of geometrical challenges.