The Trido Large features 36 pieces and is the set to impress. Upscale magnetic gifts for collectors of all ages - Easy Construction - All faces connect and self-align What is in a box? The 36-Pieces Set includes: 6 octahedrons, 12 tetrahedrons, 12 half-tetrahedrons, 6 eyes (in total 36 pieces) + Leaflet + Limited Edition "Inspiration Book" With a large set you can either build one large construction or several smaller ones and share the process of creating with your friends or family.