The 3D Geoshapes Set is a fun and challenging educational resource that will enrich the learning of all children. The set comes with a resource activity guide, 23 shapes and the baseboard. They stack and nest into infinite 3D designs. Follow the activity guide or use as an open-ended educational tool for children to develop their creativity, problem solving, geometry and spatial thinking skills. Baseboard measures 27.5cm x 27.5cm. Ages 3yrs+.