describe:1. Wood Block Shape - The puzzle toys are carefully sanded and painted. The carefully crafted basswood is burr-free and has a beautiful surface that won't hurt children's fingers. This makes it perfect for providing a safe, fun puzzle for your kids.2. Family bonding activity - Kids will love playing this jigsaw puzzle on their own or with their parents. Its also a great way to spend quality time together and learn at the same time.3. Memory and Skill Enhancement - This brain tangram puzzle is a great way to help improve fine motor skills and problem-solving skills. It also helps with hand-eye coordination and concentration.4. Educational Game - Have fun exploring new patterns while twisting your memory and thinking creatively with this sensory game. Have fun playing and earn by learning basic shapes, identifying colors and solving simple problems!5. PERFECT GIFT IDEA - A trailer puzzle for kids of all ages, a great birthday or Christmas gift. Kids can learn about shapes, colors, and patterns with this puzzle, and they'll have fun putting them together.Specification:Product NameClassic Tangram[Main material] Pine wood[Product size] 10cm*10cm*1cmPackage includes:3 x jigsaw puzzle