3D Wooden Marble Run Puzzle – 335PCS DIY STEM Kit

About This Product

• 335-piece marble run set with intricate maze design for exciting play

• DIY 3D wooden puzzle kit — assemble your own mechanical marble track

• Made from eco-friendly, laser-cut wood with precise fitting parts

• Encourages STEM learning, enhancing logic, creativity, and fine motor skills

• Includes gear mechanisms, tracks, and lift system for continuous marble action

• Great for children, teens, and adults — a fun, screen-free bonding activity

• Comes with clear step-by-step instructions, no glue required

• Ideal gift for birthdays, holidays, or hobbyists who enjoy hands-on builds