PowerClix® Solids have colorful, solid translucent plastics and geometric shapes that allow for open-ended, creativity-inspiring constructions. In keeping with STEM toy attributes, PowerClix® magnetic building toys encourage children to think like engineers while having fun. Created for the younger boys and girls, both 2D and 3D forms may be built by distilling the structures down to simple solid geometric shapes, furthering their understanding of how mass and volume are used to model an object. Solids are designed to integrate flawlessly with all PowerClix® system sets. 70 pieces. Ages 3 and up. Sold by Gryphon House, Inc. Ships from Kaplan Early Learning Company.