This set includes 2x Sets of Instructions, 4x Card Bases, 1x Transparent levels, 6x Gravity Spheres, 3x Long Rails, 6x Medium Rails, 9x Short Rails, 1x Magnetic Cannon, 28x Curved Bases, 4x X intersection Bases, 1x Vortex Base, 2x Y Points Bases, 1x End target, 1x 3in1 Base, 4x Bases for inserts, 1x 3 Way Starter Base Insert, 2x Catcher Base Inserts, 2x Switches, 1x Base Insert, 1x Free Fall Base Insert, 20x Large Vertical Tiles, 9x Small Vertical Tiles, 8x Pillars, 4x Tunnel Pillars,2x Walls Long, 3x Walls Medium, 1x Wall Small, 16x Balconies, 4x Double Balconies. Article number: GraviTrax CORE, PRO or POWER? Preferably all three, of course. But one thing at a time. First of all, we would like to introduce the three different GraviTrax lines here and answer the most frequently asked questions: Which GraviTrax products are suitable for beginners? What is the difference between GraviTrax PRO and POWER? From what age can you start having fun with GraviTrax? CORE: Simply be creative is the plan here: with uncomplicated building elements that can be used intuitively and in a variety of ways and where kids from the age of 8 have fun trying things out and getting started. All beginnings are easy!