Feature: Stimulate imagination, creativity and thinking ability, improve color awareness and concentration, book clip design. Enrich the baby's imagination and creativity, and cultivate the baby's hands-on ability Tangram is magnetic with 96 black questions + 96 color answers. Your baby must use his imagination to solve a problem, and at the same time to exercise his baby's combing logic and cognition of color, your baby will be interested in it definitely. Help children train basic logic, numbers, geometric figures, perimeter, area, Bishop's theorem. The best gift for the parent-child game