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ROKR 3D Wooden Puzzle-Self Propelled Mechanical Model-DIY Building Kits-Brain Teaser Games-Best Gift for Boyfriend or Girlfriend on Birthday/Anniversary/Valentine's Day/Christmas(Locomotive)
Laser-Cut Model Kit Unique Mechanical 3D Puzzle,laser-cut ply wood material,no tonxic,environmental friendly,smooth wooden board.All pieces are pre-cut,no glue needed.The interlocking mechanisms are pretty ingenious. Self Propelled Wooden Puzzle Wooden mechanical gears toy is operated by a hand wound spring,no battery,no other power need,self propelled but you need to use a little wax and the tool provided to make it move smoothly. Detailed English Instruction Follow the user manual provided in the brain teaser DIY puzzle,and you will be able to install it.Making this mechanical

Price is $50.00
Price: $49.99