Ravensburger GraviTrax: Magnetic Cannon Accessory | Marble Run & STEM Toy for Boys & Girls Ages 8 & Up | Accessory for 2019 Toy of The Year Finalist

Watch your marbles take off like a shot with the “GraviTrax Magnetic Cannon”!Launch your marble through your run with the amazingly powerful “GraviTrax Magnetic Cannon”! Simply place two marbles in front of the “Cannon”; when your marble hits it sends the front marble blasting down the track! A high-powered magnet gives the marble a burst of speed to help extend your run up inclines and down tracks. A great addition to any “GraviTrax Starter-Set”; comes with 3 additional colored marbles. Experience the power of gravity and 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! Electronic-free 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 1 Magnetic Cannon 3 colored marbles and instructions.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!