Faces - A face is a flat surface on a 3D shape. For example a cube has 6 faces. Edges - An edge is where two faces meet. For example a cube has 12 edges. Vertices - A vertex is a corner where ...

To discuss means to talk or write about a subject in detail. It's good to be able to discuss stories and books with other people and to share views and ideas on them. When discussing stories you ...