GraviTrax Pro Giant Starter Set

Play in the big leagues with the “GraviTrax PRO Giant Starter-Set” and create the tricked-out marble run of your dreams!Elevate your imagination to new heights with the “GraviTrax PRO Giant Starter-Set”! With 409 diverse pieces, this massive construction set offers everything you need to build giant vertical action-packed marble runs! 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. Explore endless possibilities to experience the power of gravity and educational fun today!GraviTrax is the STEM-friendly, expandable construction set kids love!Comes complete with instructions, plans for 7 tracks and 409 pieces: 18 metal marbles, 8 rugged 12” x 12” card bases, 2 large/2 small transparent levels, 100 large/32 small height tiles, 54 tracks (9 long, 18 medium, 27 short), 2 long/8 short Bernoulli tracks, 2 o-tracks/catchers, 70 curves, 10 X-intersections, 3