5 Platonic Solids Series. Icosahedron has 30 edges all made of equilateral triangles. The icosahedron is built around the pentagon and the golden section and features the most interesting and intelligent sea creature, the octopus to represent this water element.
These cephalopods with no skeleton are proven great problem solvers and also very effective hunters as many sharks fall victim to the giant pacific octopus on the left.
• Weight: 141.7 g (5 oz)