Rubiks 5X5 Professor Rocks & Fossils Includes a full 7-piece polyhedral

Includes a full 7-piece polyhedral set: d4

A timeless accessory that merges scientific history with modern fashion

Wind-up mechanism powers planetary orbits—no batteries needed

or anyone curious about the human body

Rubiks 5X5 Professor Rocks & Fossils Includes a full 7-piece polyhedralThe most complex cube: One of the largest Rubiks Cubes created, the 5x5 promises to push your problem solving capacity. Known as the Professor Cube due to the sheer difficulty to complete it! The Rubiks 5x5 is not for the faint hearted and is the most complex of all the Rubiks Cubes. However, knowledge of how to solve the 3x3 Cube and the 4x4 Cube will help you a lot. A combination of mathematics, art, and science, the iconic Rubiks Cube challenges