Lift your fun to a powerful new level with the very cool “GraviTrax POWER Lever” — lifts your marble up then automatically resets for the next one! Go “hands-free” with the “GraviTrax POWER Lever” and raise your marble 4 levels to give your race track a cool lift! This motorized version of “GraviTrax Scoop” lets you decide how it works. You can program it to reset after a marble moves up, when signaled from a POWER Trigger, or take command with the POWER Controller (both POWER accessories sold separately). A great addition to our “POWER Launch Starter-Set” — boost the power of gravity and enjoy exciting, educational fun today! What makes a great toy? GraviTrax checks all the boxes! It's a creative, modular, expandable track system that challenges children to use their imagination to design and build their own marble runs! GraviTrax construction sets use STEM-friendly concepts while building critical thinking and problem-solving skills. Completely open-ended, every GraviTrax set has a boredom-busting variety of play options for hours of fascinating fun. Once the basics are mastered, simply add expansion sets and accessories to propel those metal marbles around the tricked-out track of your dreams! Comes complete with instructions and 1 POWER Lever. Requires 2 AAA batteries, not included. Lasting durability for girls and boys ages 8 and up, it's the learning toy children (and savvy adults) return to over and over again!