A dodecahedron is a three-dimensional shape with 12 faces. The most common dodecahedron ( regular dodecahedron ) has regular pentagons for all 12 faces. There are other types of dodecahedron are made up of shapes that aren't pentagons but still have 12 faces. These are irregular dodecahedrons. A dodecahedron is one of five platonic solids. […] The post How to make a dodecahedron appeared first on Science Experiments for Kids.