Description: Help children understand the sun and planets in the solar system, and enhance children's interest in astronomical knowledge. Made of wood material, strong and firm, with smooth edges without burrs, safe to play. Stimulate children's curiosity about astronomical knowledge and shape the spirit of scientific exploration. Let the children understand the order of the planets when the day and night alternate, and exercise the children's preliminary observation ability and manual operation ability. Cultivate the development of children's comprehensive abilities such as problem discovery, explore the problem, problem solving, learning colors and English words, and matching ability. Specification: Material: Wood Size Chart: 40x7cm/15.75x2.76inch Package Includes: 1x Solar System Puzzle Board Note: 1. This is not infant toy , please take away from kids to avoid eating. 2. Please allow slightly error due to manual measurement. 3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 4. Wish you a wonderful on-line shopping!