The Ravensburger GraviTrax Starter Set is over 100-piece plastic marble run set featuring a gray boy character. Released in 2018, this set is part of the GraviTrax product line and includes an Expansion Hammer, Looping, and Mag Cannon pieces. With a theme of architecture, gaming, and STEM, this set is designed for ages 8 and up and can be powered by batteries. Perfect for builders looking to create their own unique marble runs, this set offers endless possibilities for creative play.
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