The GraviTrax Action Set Energy gives marble runs the power and energy they need to roll balls up and down dynamically! With the diverse GraviTrax elements from the Energy Action set, balls can run through different levels in the track and keep gaining speed. Use the Light element from the POWER line to build upwards and give your balls new energy with the Vertical Cannon. There are no limits to creativity and fun -– for builders who want a tricky ball track experience full of variations!GraviTrax is a flexibly expandable, interactive ball track system for children aged 8 and up: With GraviTrax, children, teenagers and adults don't just build simple ball tracks. They create unique ball track worlds. By freely designing the ball tracks and exploring the rolling behavior of the balls, the understanding of science is sharpened and gravity can be experienced first-hand. The GraviTrax universe includes three exciting lines – CORE, PRO and POWER. All GraviTrax lines and products can be freely combined with each other. Countless extensions with classic building elements or stones that allow special action and tricks, the GraviTrax universe can be infinitely expanded. So everyone can tinker, try out and build beyond themselves individell. Ages 8 and up
