Features: brand new and high quality This toy stimulate for creative thinking, engaging both the right and left side of your brain. Use problem solving skills to copy designs, or use your creativity to create your own designs. Help alleviate stress and anxiety,improve concentration, for focus, attention, and active listening,create a sense of calmness, while promoting problem solving and for creative thinking skills. Create fidget block game competitions to see who can create the most unique and for creative design. Random accumulation to stimulate children's creativity and imagination. This toy can help children develop in science, technology, engineering, arts, mathematics. Building blocks toys, inspire children's manipulative ability, imagination and creativity, problem solving, social skills, motor skills. Specifications: Material:Wooden Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package includes: 1 Set 3D Puzzle Cubes