It's been opened however all the pieces are consisted of and it has actually never been touched.

　　Construct the K'NEX Super Cyclone Coaster, a brand-new roller rollercoaster structure set that towers above 3 feet tall with over 19 feet of turning, turning track! The set contains over 675 colorful K'NEX pieces, consisting of a rollercoaster vehicle, motor, chain lift and track. Follow the color-coded directions to build this interesting adventure flight step-by-step. Then switch the motor on to bring the model to life. The motorized chain lift lugs the automobile to the top. As it crests the peak, the automobile accelerates with 19 feet of twists, turns, loops and curves. Guidelines are included. Super Cyclone Coaster is proper for builders and roller coaster lovers ages 9+. Requires 2 "AA" batteries. Basic parts made in the U.S.A. Special components made in China. Packaged in the U.S.A.