Smooth Edges: Made of environmentally friendly materials,smooth edges and corners without burrs,which makes you can rest assured to play. Puzzle Game: You can use building pieces to build a variety of different animals,plants,numbers or letters,which can improve your imagination and hands-on ability. Multiple Colors: Bright colors can stimulate the senses,multiple building blocks can be combined and matched at will,you can combine the flat/three-dimensional patterns according to your own preferences. Portable Design: With large capacity storage,you don't need to worry about losing accessories,which can also cultivate good habit of tidying up. Simulation Screwdriver: Easy to install and disassemble,you can manually screw the screws and play with your friends. Specifications: Material: ABS Item Size: 106Pcs(3D)/173Pcs(3D)/188Pcs(2D)/189Pcs(2D)(Optional) Package Size: 106 Pcs: 21 * 15 * 11cm/8.3 * 5.9 * 4.3in 173 Pcs: 21 * 15 * 11cm/8.3 * 5.9 * 4.3in 188 Pcs: 31 * 25 * 7cm/12.2 * 9.8 * 2.8in 189 Pcs: 31 * 25 * 7cm/12.2 * 9.8 * 2.8in Package Weight: 106 Pcs: 300g/10.6oz 173 Pcs: 400g/14.1oz 188 Pcs: 800g/28.2oz 189 Pcs: 950g/33.5oz Note: 1.Including some small parts,not for kids under 3 years. 2.Electric screwdriver requires 2 AA batteries(not included). Package List: 1 * 98pcs shape building pieces 1 * 65pcs flower building pieces 2 * Screwdriver 1 * Wrench 6 * Base 1 * User manual