[Unique Design] The building blocks set consists of 387 easy-installation parts in numbered bag. With micro bricks as small as 4mmx5mm and manufactured to the highest tolerances for a perfect fit, make amazing 3D art Astronaut that fits in the palm of your hand. Detailed instruction included. You can enjoy the fun while not getting bored..[Funny Assemble] Build and experience a quintessential collectible model set! The building blocks toys are funny to assemble and play, no special tools required. Your kids will immerse themselves in putting these blocks together by following the instructions, and feel proud of the delicate buildings they have built. Parents can assemble construction building toys together with children, which is also a friendly interaction to enhance parent-child relationship..[High Quality Play Time] Building is a wonderful activity together with family or friends. This building toy will promote your child's hand-eye coordination, divergent thinking, problem-solving skills, inspires creativity and brain development. Helps children learn collaboration and teamwork.It also could enhance your STEM ability. This set is the perfect addition to any adult or kids' block set collection and can be played with or used for display..[ Ideal Gift ] Let your child's imagination run wild the building toy. Creative Building Set is an ideal birthday or Xmas gift for boys and girls ages 12 year old and up. Teenagers and adults who are keen to DIY activity are also crazy for it..[Service Guarantee] We offer a 3-month-100%-Money-Back Guarantee if you are not happy with your purchase. Every piece of our product is picked up by machine, the packing will not be confirmed until three tests have been carried out. If your sets are still missing pieces, please contact us. We will send the missing parts to you for free, thanks in advance.