Unlock infinite possibilities with the GraviTrax Starter Set Bounce! With this unique and interactive track-building system, create and experience marble run action like never before. The set includes 101 pieces and features two action elements to add wow factor to your tracks. Send your marble round and round the bend with the Spiral Element and bounce your way to the finish with two-part Trampoline Element. Take inspiration from the included track layout plans or simply let your imagination go wild as you add in twists, turns and trickshots to send your marble racing around your tracks. GraviTrax Starter-Set Bounce is compatible with all other GraviTrax sets and accessories, so you can grow and expand your GraviTrax world however you choose. Pack size: 33.8 x 33.8 x 11cm (13.3 x 13.3 x 4.3 inches) 101 piecesFeatures two action elementsCompatible with all other GraviTrax sets and accessories Suitable for ages eight years and over Create spectacular marble runs GraviTrax Starter Set Bo