3D Wooden - 254 PCS DIY Roller Coaster

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  • ROKR Marble Run 3D Wooden Puzzles - Mechanical Model Kit for Adults 254PCS DIY Roller Coaster Educational Toys Gifts for Boys/Girls (Marble Parkour)
  • DIY AUTOMATA KIT - This ROKR wooden puzzle is made of sturdy plywood. Once assembled, turn the crank, watch the steel marbles run crazy down the tracks, much like a roller coaster ride. Loads of fun to play with family or kids.
  • MECHANICAL CHARM - The building model kit uses use gear trains, cams, ratchets and cranks to make the mini-machines move. Laser-cut wood is durable with smooth surface. Every part fit well together. No tools or glue required.
  • STEM EDUCATIONAL TOYS - The ROKR puzzle combines mechanical engineering with playful games. It involves special thinking, hand-eye coordination and some imagination. It's more than a pleasant family project, but also a learning toy to improve concentration, creativity, fine motor skills. After completing, the sense of accomplishment is overwhelming.
  • IDEAL GIFT & FINE ORNAMENT - This wooden puzzle is an amazing gift for adults and teens at any occasion, like birthday, Easter Day, Christmas, Mother's Day. In addition, it can be a unique display at home or office.

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