Build it! and Ride it! with the K’NEX Thrill Rides T-Rex Fury Roller Coaster with the K’NEX Ride It! app. Experience K’NEX Thrill Rides in a whole new way with this dinosaur themed coaster perfect for boys or girls ages 7 and older. Includes 473 K’NEX parts and pieces including coaster track, roller coaster car, motor and themed graphics to create a coaster over 2ft high. A battery-powered motor moves the coaster to the top of the hill, before it zooms through loops and curves. The coaster requires two AA batteries, which are not included. In a new twist to K’NEX Thrill Rides, children can download the free K’NEX: Ride It! app to take their play to a brand-new level. Once downloaded, children can ride the T-Rex Fury Roller Coaster in 2D or in VR, if a virtual reality viewer is accessible to them. Or, take building into the digital world and create any coaster they can imagine and ride what they just built! Get excited to Build It! and Ride It!