Experience high-speed competition and precision-built excitement with the Impact Marble Racing collection from Atwood Toys. Proudly designed and made in the USA. Whether you’re a young builder, a dedicated hobbyist, or a competitive marble-racing enthusiast, these modular multi-lane track systems deliver smooth, fast, and thrilling head-to-head action. Start with the Circuit Kit, level up to the Speedway, or go all-in with the Grand Prix to create custom racing layouts using straights, turns, funnels, and expansion pieces. Perfect for families, collectors, STEM learning, and adult race leagues, Impact Marble Racing offers endless customization, clean engineering, and American-made durability. Expand your setup with official add-on packs, extra lanes, and precision-balanced marbles for serious racing performance and unlimited replay value.