Practise working out properties of 3D shapes with this quiz ... These are the tetrahedron, cube, octahedron, dodecahedron and icosahedron. are used to make dice. One property of a platonic ...

Erno Rubik was an interior design instructor in Budapest in 1974 when he decided that the students in his “Form Studies” class—on the abstract properties ... a fist-size cube from smaller ...