3D Puzzle Wooden Marble Run for Adults DIY Mechanical 33 pieces, Brown
HIGH QUALITY: This wooden building puzzle is made of high quality basswood plywood. The wood marble maze is precision cut by machine and is burr free and very safe. The exquisite instruction manual makes it very smooth for you to complete the assembly.
Learning Resources 10.25 inches x 12.75 x 2.75 inches, Multi-color
The Learning Resources Tumble Trax Magnetic Marble Run invites young engineers to explore physics through creative play. For ages 5+. DURABLE DESIGN – Features sturdy foam pieces with strong magnets that stay firmly in place during marble runs yet remain easy for small hands to reposition when creating new paths and challenges.