3D Puzzle Marble Run for Adults Stem Projects for Kids Wooden Engineering Puzzle Kit Science Project Kits Wood Mechanical Building Puzzles DIY Mode Kits

About this item

• [EXQUISITE CRAFT KIT] This 3D wooden puzzle model kit is composed of high-quality small wooden pieces and needs to be assembled by yourself. The 3D building block kit requires 2 AA batteries that you need to purchase by yourself (batteries are not included)
• [EDUCATIONAL PUZZLE TOYS]3D mechanical wooden puzzle set is designed to improve kids' hands-on skills such as coordination, physics, STEM principles. Wood 3d puzzles are suitable for kids . Our DIY model kits are also suitable for adults who love a challenge. Making a puzzle model kit may take hours with assembly instructions, it will improve your boy's ability to learn independently and become a creative little construction engineer.
• [HIGH QUALITY]STEM science project kits makes by premium basswood plywood. Non-toxic,No burr. Marble track made safe from laser precision cutting.3D wooden building Toys for kids age 14 15+ years old.
• [PERFECT GIFT] - This wooden 3D puzzle building model kit creates unforgettable leisure time for you and your children. A great gift for adults, teens, family, friends or yourself on any occasion such as birthdays, anniversaries, Easter, Thanksgiving, Christmas and more.
• [AFTER SALES SERVICE]3-D wooden educational toys are designed to make children smarter, more imaginative and creative. Your child's safety and your satisfaction are our pursuit. For this toy,If the product does not meet your expectations, please feel free to send us a message via "Contact Seller", we will handle it for you