Selling my Cubits set of 4 by Benno de Grote.These are very fidgetty puzzle cubes in increasing difficulty. Info from Benno's site:"These are 4 cubits. These are by far the most fidgety puzzle I’ve ever made. I don’t even know how many hours I’ve been clicking with the magnets of these cubes. They also feel a bit like lego because you can build larger structures with them. Each cubit consists of 8 parts and contains 24 magnets. The goal is simple. assemble a cube. Attaching and detaching...