GraviTrax: Magnetic Cannon Element LIMITEDQTY REUSE YOUR CANS: Don't throw

REUSE YOUR CANS: Don't throw out those old Play-Doh cans-refill them

Develop and practice fine motor movement with rolling

Constructed from durable

redesigned slipcase

Even if that means teaming up with their greatest enemies

GraviTrax: Magnetic Cannon Element LIMITEDQTY REUSE YOUR CANS: Don't throwExperience the power of gravity! GraviTrax is the all Construction toy STEM track system from Ravensburger! When fully primed the GraviTrax Magnetic Cannon will give the gravity spheres a major boost in speed. If you have to go slightly uphill the Magnetic Cannon will help! Use your imagination to build superb tracks and set the gravity spheres rolling!