Made with 100% recycled plastic, Magicube Magnetic Building Blocks 13 pieces will allow your toddler to build different shapes, color combinations and 3D structures using Geomag Magicubes that are uniquely designed to connect on all sides. Includes four block shapes and wheels allowing toddlers to build a large assortment of construction projects. This set contains 13 magnetic blocks in four shapes. STEM.org authenticated Magicubes help in the development of creativity, fine motor skills in addition to stimulating imaginative play and curiosity through the science of magnetic construction.