Unlock a world of creativity and critical thinking with the GraviTrax PRO Starter Set from Ravensburger, part of an award-winning STEM educational toy system designed to challenge young minds. This marble-powered gravity, magnetic, and kinetic logic game blends problem-solving, engineering, and hands-on learning into an exciting, screen-free experience. With progressive challenges, kids can build pathways for the marbles to travel through gravity-powered layouts, refining their spatial reasoning, problem-solving skills, and strategic thinking along the way. Perfect for children ages 8-10, 12-14, and up, this comprehensive kit includes 152 unique components for constructing elaborate three-dimensional structures for a breathless marble race through your custom-built layout. The GraviTrax PRO starter set is an excellent choice that encourages independent thinking, patience, and persistence. Fun and thrills are unlimited - as your child grows, so does GraviTrax - add expansion sets for even more intricate and complex layouts - compatible with all base products. With a trusted reputation in educational games, Ravensburger has sold over 50 million brain-challenging puzzles and games worldwide, making GraviTrax a top choice among parents, teachers, and homeschoolers alike. Whether as a birthday gift, STEM classroom activity, or family game night favorite, this fun and educational marble run will keep kids engaged while fostering real-world engineering skills. Recognized with MESH Accreditation, this product excels in supporting key skills and has earned very high ratings in Problem Solving, Perseverance, Adaptation, and Cognition.