Description: Made of quality natural wood with a smooth surface. environmentally friendly non-toxic paint. Can exercise children motor skills, logical thinking, problem solving, etc. stimulate children's observation, imagination, shape analysis and creativity. get rid of those electronic devices, and let the children eat and sleep well. Great for recreation, entertainment, parties and parent-child bonding time. Both adult and kids will enjoy it. Brain teasers for adults puzzles, also be game puzzle pre-school children play training educational toys With a variety of solutions and bright, charming colors, suitable for children over 3 years old. Specification: Material: Wooden Size Chart: Board Size Multi Color: 18.5x16.7cm / 7.28x6.57inch Wood Color: 19x16.5cm / 7.48x6.5inch Package Includes: 1 Set Wooden Brain Teasers Puzzle Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.