magnetic stacking set is designed for children aged 3 and up, allowing them to create various 2D planar shapes or 3D geometric structures while developing imagination and creativity. The set includes an idea book for additional inspiration. Made with BPA-free materials and sealed using ultrasonic welding technology, the magnets stay securely in place during play. The high-quality ABS construction ensures clarity and durability. This cost-effective set contains essential magnetic shapes without unnecessary parts, enabling children to build taller 3D structures. It helps young learners acquire basic geometry knowledge, color and shape recognition, and 3D spatial reasoning. The engineering-focused design stimulates problem-solving skills, making learning through play more engaging. Suitable for kindergarten, daycare, classroom, or home use, this award-winning STEM toy makes an excellent birthday or holiday gift. Weight: 3.52 pounds.