Brain Teasers: 3D puzzle magic cubes are a rotating and sliding puzzle that relieving stress, practice your brain and enhancing your memory. Educational: Not only a logic toy, but also a rotating slide puzzle. Its puzzle pieces can be rotated from left and right around the axis as well as be slided up and down. You can create different patterns, or the puzzle pieces that are out of order to the original state. How to play: When you can't the original state, you can pull out the puzzle pieces one by one and press them back into place. High-quality Material: Made of ABS material, non-toxic, odorless. It is small and portable so you can take it anywhere with you. Perfect Gift: 3D puzzle magic is the best gift idea for birthday or Christmas! Gift for kids to keep your kids away from tv/ /phone. Specification: Material: ABS Size: approx. 3x3 type: 4.2x4x4cm 4x4 type: 5.3x4x4cm 5x5 type: 6.4x4x4cm 6x6 type: 7.6x4x4cm Package Includes: 1 Piece Magic Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.