35mm magnetic building blocks magic cube magnetic square geometric shapes children's educational toy is an innovative toy designed for children, made of high-quality magnetic materials, safe and non-toxic. Each magnetic block measures 35mm, easy for little hands to grasp. Rich colors and shapes stimulate children's imagination and creativity, helping them learn geometric knowledge through play. By building, children can not only cultivate spatial thinking ability but also exercise their hands-on ability, making it an ideal educational tool for families and kindergartens. Let children explore infinite possibilities in happiness and embark on a journey of wisdom!