Thailand’s Waraporn Khamsuk designs this challenging puzzle, which features the shape of a cylinder with rotating segments. Handcrafted of rain tree wood, the puzzle is filled with colorful balls on the inside that move with the segments. The goal is to maneuver the balls so that all four colors are grouped together.

• Raintree wood
• 0.17 lbs
• 4.1 inches H x 2.8 inches Diam.