Build higher, faster marble runs with the GraviTrax PRO Starter-Set! With 153 diverse pieces (including unique components), create vertical action-packed track systems in no time! Connect walls, pillars and balconies to form structures with suspended stunts and intricate pathways. Included plans make set up a snap while encouraging creativity and independent play. Simply add more accessories for endless possibilities to experience the power of gravity and educational fun today!

Young engineers will have a blast building amazing marble runs! An electronic-free, expandable construction set, GraviTrax uses STEM-friendly concepts and open-play options to challenge children as they develop critical thinking and problem-solving skills!

Comes complete with instructions, plans booklet and 153 pieces: 6 metal marbles, 4 rugged 12” x 12” card bases, 1 transparent level, 20 large/9 small height tiles, 18 tracks (3 long, 6 medium, 9 short), 1 Magnetic Cannon, 28 curves, 4 X-intersections, 1 vortex, 2 Y-intersections, 1 launcher, 1 finish line, 1 3-in-1 tile, 2 switches, 4 bases for inserts (2 catchers, 1 freefall, 1 splash, 1 landing), 8 pillars, 4 tunnel pillars, 5 walls (2 long, 2 medium, 1 small), 16 balconies, 4 double balconies.

Ages 8 and up