Simple, yet highly creative construction toy. Offering an infinite possibility of creation from just seven types of block parts. Completely unique in how the blocks can create spherical geometric shapes using a minimum number of parts. A sphere is the most infinite shape of all polyhedra objects. With a fun snapping noise when putting the pieces together, the child will know they are firmly connected. This encourages the child to continue creating a personal toy. The amazing design allows you to create full-scale models. Children simultaneously learn color coordination, concentration skills, creativity, expressiveness, mathematical thinking, and logic. Contains 2,460 pieces to build 11 models, including wheels and axles for mobile models.