Trampoline - Marble Run & STEM Toy ! GraviTrax Accessory: Trampoline - Marble Run & STEM Toy for Boys & Girls Age 8 & Up - Accessory for 2019 Toy of The Year Finalist GraviTrax Change up the marble run experience from Racing to bouncing with the trampoline. With specially angled height tiles and springy trampoline tiles, The marble can now bounce Its way to tracks waiting on the other side. Including 2 trampoline tiles and 2 angled height tiles, This accessory must be combined with the GraviTrax starter set. What you get – the GraviTrax trampoline comes with 4 pieces, including 2 trampoline action tiles and 2 angled height tiles. The perfect accessory for curious kids aged 8 and up looking to add some flair to their starter set. Innovative – GraviTrax is a modular, electronic-free interactive track system where you can design and build your own race tracks and experiment with gravity, magnetism, and kinetics to propel your ball to the finish. Clear instructions – comes with detailed instructions so that you can start building and playing within minutes. Develops critical skills – playing and building with GraviTrax develops spatial reasoning and planning skills, and provides a great stealth learning experience for STEM. Warning: Not suitable for children under 3 years. Small components. Choking hazard. Ages: 8 years Box Size: 19.0 x 2.0 x 19.0 cm Box Weight: 160 g