For example, the surface of a giant doughnut is another 2D space. When you look around the universe you live in, it looks like a 3D space, just like the surface of the Earth looks like a 2D space.

From the shape of a flower to the numbers on a clock, everywhere you look you will be able to find some sort of pattern. How to identify different 2D shapes Find out about regular 2d shapes and ...

For example, the surface of a giant doughnut is another 2D space. When you look around the universe you live in, it looks like a 3D space, just like the surface of the Earth looks like a 2D space.