The Brain Twist is a unique, magically-transforming puzzle. The object of the puzzle is to match the colors on each face of the tetrahedron. Move the...
This vintage Japanese edition of the Massage Ball can be solved blind, since each tile colour has a distinct number of bumps on it. Red has 1, orange...
The object of Double Disk is to get like colors together on each side. Both sides of each disk turn independently so the colors from one disk end up...