2D shapes are boring. Ah! Not really. But got your attention. Now. 3D shapes, they have 3 dimensions ... they're like a stretched cube and have 2 square faces and 4 rectangular faces.

The other triangles are irregular polygons. 3D shapes have different properties to 2D shapes. Faces - A face is a flat surface on a 3D shape. Edges - An edge is where two faces meet. For example a ...