Soup up your mega marble run and automate your track with our “GraviTrax POWER Starter-Set XXL”! Eight POWER accessories link via radio; as one marble finishes the race, another is signaled and sent on its way! Or use the remote control and take charge. Set includes the POWER Trigger, Lever, Elevator and Switch to create buzz-worthy, customized marble runs. Easy to connect and compatible with all other GraviTrax construction sets. Boost the power of gravity and educational fun today!

Our expandable construction set uses STEM-friendly concepts as young engineers develop critical thinking and problem-solving skills, and have a blast building amazing marble runs!

Comes complete with instructions and 142 pieces:1 POWER Starter, 1 POWER Finish, 1 POWER Finish-arena, 1 POWER Trigger, 1 POWER Switch, 1 POWER Elevator, 1 POWER Lever, 1 POWER Controller, 2 queue tiles, 4 base plates, 1 big transparent level, 7 balls, 40 large height tiles, 12 small height tiles, 21 curves, 3 junctions, 8 special curve stones, 2 switches, 1 3-in-1, 1 vortex, 3 long tracks, 6 medium plastic tracks, 9 short plastic tracks, 1 finish line, 4 base tiles, inserts for the base tile: 2 catchers, 1 freefall, 1 splash, 1 landing. Requires 11 AAA batteries, not included.

Lasting durability for girls and boys ages 8+, it’s the learning toy children (and savvy adults) return to over and over again!