Kids can build a car factory in a variety of unique ways with this track set</br>Features the ability to build vertically?? horizontally or even in a spiral</br>Cars can be launched down the track or released from gates</br>The cars that are "ejected" are thrown off the track</br>Includes one Hot Wheels car</br></br>Product Description</br></br>Get room to vroom with the Hot Wheels Track Builder Sprial Stack-Up Track Set! Simply set up the track in a spiral like a real factory and place a car at every gate. Launch one car from the top and release any other car that has what it takes to "pass" inspection-but watch out! Cars that are "rejected" will be thrown off the track! This track set features unique building blocks so kids can build and rebuild the fun in every direction-horizontally or vertically-for a customized experience every time! Includes one Hot Wheels car so the fun starts right out of the box. Each sold separately. Not for use with some Hot Wheels vehicles. Ages 4 and older.</br><br/>http://www.amazon.com/gp/product/B00MYWGC36d