SYNCFUN 137Pcs Glowing Marble Run – STEM Toy Construction Building Blocks with 15 Glow in The Dark Plastic Marbles, Perfect Gift for Boys and Girls

Introduction

• 137 PCS MARBLE RUN KIT-SYNCFUN Marble Run Premium Set, 196 Pcs- Construction Building Blocks Toys, STEM Educational Toy, Building Block Toy
• WINDMILL WHEELS-The ball falls under the effect of gravity. The generated gravity causes the windmill wheel to spin quickly and transfer the ball to the next track. More ball, more powerful!
• CENTRIFUGAL FUNNELS-The enlarged turntable gives the balls more room for movement and allows the balls to move to rotate 4-5 circles then enter the next orbit, the whole process will attract your child to watch carefully.
• S-TURN SLIDE-The S-shaped wedge design greatly lengthens the ball track, and the alternating tortuous channel adds more to the ball toy fun element.
• VERTICAL O-RING SLIDE-Vertical O-shaped loop track, let the ball in the established smooth track like a roller coaster, and show the charm of gravity. Start your marble game now.
• SAFE & STURDY-Made of non-toxic & BPA-safe ABS plastic, this marble track kit is ASTM-certified and CPSIA-compliant. Smooth edges avoid scratching hands and the snug fit of each part makes sure its stability.