Unique design:The DIY wooden building toys can be painted and decorated to make them unique, and the finished product are very suitable for display on a table, shelf or showcase in a children's bedroom, playroom or study area. Stimulate childrens interest and curiosity: With various wooden puzzles, screws and magnet for children to assemble ball seeaw, hyperbolic lifting platform, magetic levitation,tension structure, binocle and 3D holographic projection!