The 2D/3D Geometric Solids set offers an engaging way for children to explore geometric concepts. Featuring colorful 2D shapes that can be folded and placed inside corresponding see-through shells, this set encourages learning about volume, capacity, surface area, and shape attributes. Children can identify different shapes, compare them to everyday objects, and examine them from various angles. Made of durable plastic with rounded corners and edges for safety, the set includes 12 solids in 5 colors, along with 12 folding nets and an activity guide for comprehensive learning.