ROKR handcrafted Marble Run set full of crazy twists and turns! Build your own intricate system of cogs, gears and wheels and watch marbles racing down the twisting slides. Best gift and brain game for all ages.
Ready. Set. Race!
【ENGINEERING MARVEL】Full of elaborate mechanisms and small tricks. The precise gear design, smooth transmission speed ratio. Each gimmick will create dozens of fun to watch. You can learn the fundamentals of engineering and structures of machines.

• a crane lifter as an elevator
• a wheel lifter to bring marbles to the top
• swing back rails, 2 straight rails, 2 curve rails
• a flip-flop as a switch to drive marbles to 2 paths
• a hand crank to move the whole system

【REWARDING CHALLENGE】Highly satisfying and educational building experience. A brilliant way to enhance understanding of STEM principles and improve kids’ motor skills. This building set will put your visual-spatial skill and patience to the test.
【IDEAL GIFT& HOWE DECOR】Perfect gift at any occasion for all ages. Detailed design and attractive appearance make it a unique touch to your home and refreshing decor for your office.
【NON GLUE& NATURAL MATERIAL】Lightweight models made of natural plywood. Pre laser-cut wood sheets with well-fit parts. No glue needed, easy to assemble together. Non-toxic materials ensure you a safe building experience.

ADDITIONAL INFORMATION
WEIGHT: 1 kg
KIT: Metal Ball, Plywood
RECOMMENDED: AGE14+
ASSEMBLED SIZE: 255*229*204mm
PACKAGE SIZE: 317*233*46mm
WOOD PIECES: 219pcs