Not flat shapes like circles and squares, but solid shapes like cubes and cones. Let’s start with a cube. It’s difficult to make yourself into a cube, but give it a go - like this! One of the ...

Some 3D shapes, like cubes and pyramids, can be opened or unfolded along their edges to create a flat shape. The unfolded shape is called the net of the solid. Here are some 3D shapes and their nets.