• Marble Run 3D Wooden Puzzle: Built it with 196 pieces and 8 steel marbles. After assembly, the ball can be rolled along the track. With hand rolling crank, uses gears to move marbles up to the top where they roll down into different channels
• Assembly Experience No Glue Needed: The black-grey appearance and acrylic pieces make the finished product more visually interesting and allow the marble balls can be seen wandering through clearly the maze. No glue or tools needed
• Enjoy Leisure Family Time: Assemble wood miniature construction model to create fun with family and friends. The complexity of this kit will bring families together for 4-5 hours to create a unique display and decoration
• Well-made 3D Wooden Puzzle: The 3D Wooden Puzzles are made of log materials. It is a quality, well-made puzzle with easy-to-read instructions. Using precise laser cutting technology, smooth edge without burr
• Unique Gift for Family & Friends: Suitable for birthdays, Christmas, housewarming, anniversaries, etc. Ideal gift for someone who loves crafts, miniatures, handmade. Please contact us if there are any missing parts, it will be sent for you