DREAM BIG AND BUILD BIG -The 82pcs artistry set is a great addition and it is universally compatible with all other shapes of PicassoTiles and Train Truck Cars, the designer kit allows the children to build even more customized constructions, buildings, and structures than they could imagine. No limitations, scalable to build as big as desired by adding more pieces to create the masterpiece. PicassoTiles in colossal styles. LEARNING BY PLAYING - Never too early to start developing kids' creativity. Children can acquire a strong sense of color, geometrical shapes, magnetic polarities & architectural design at an early age. In The Box: - 4pcs x Large Square (3" x 3") - 8pcs x Small Square (3" x 3") - 8pcs x Lsosceles Triangle (3" x 5.5") - 8pcs x Right Triangle (3" x 4") - 24pcs x Equilateral Triangle (3" x 3") - 7pcs x Letter N Shape (3" x 3") - 7pcs x Letter I Shape (3" x 3") - 7pcs x Letter X Shape (3" x 3") - 7pcs x Diamond Shape (3" x 3") - 2pcs x Car