Zero. Vertices? None. Oh dear! Oh well. The spheres are disappointed and one is angry. 3D shapes have faces (sides), edges and vertices (corners). Faces - A face is a flat or curved surface on a ...

The Doctor's quest to get Belinda home takes the Tardis to Miami in 1952, where an abandoned cinema is hiding a terrifying secret. Guest starring Linus Roache, with Alan Cumming as the voice of a ...