Build it! and Ride it! with the K'NEX Thrill Rides T-Rex Fury Roller Coaster with the K'NEX Ride It! app. Build it! using the 473 K'NEX parts and pieces to build an amazing coaster. Set includes coaster track, coaster car and dinosaur themed graphics. Ride It! by download the FREE K'NEX Ride It! app to experience your coaster like never before in virtual reality, or digitally build the roller coaster of your dreams! Don't have a VR viewer? No worries - experience the whole app in 2D. Or, have your own VR viewer already? Use your own viewer to ride in VR. K'NEX pieces are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania. Broken part? Missing part? If you find yourself in need of a replacement for any reason, just give us a call!