NEW - Duncan Boulder Box Speed Quick Cube Multi-Colored Puzzle Speed Cube Games - Problem-Solving Brain Teaser Logic Toys - Travel Toy Fidget
These logic puzzles are so fun! This unique puzzle cube has a moving sphere inside an open sided box. The ball spins horizontally and vertically. The goal is to take a mixed up colored cube and sphere, and by twisting, make a single color on each edge. Match the boulder's colored sides to the outer box. This classic toy is a fun brain teaser that is perfect for downtime, travel, or just a spinning fidget.