Let's take a ride to prehistoric times with this amazing K'NEX Thrill Rides Dinosaur Drop Roller Coaster Construction Building Set! This set includes all the pieces necessary to build a fantastic roller coaster with a dinosaur theme, designed for children aged 7 to 12 years. The set features a variety of plastic parts that are easy to assemble, including loops, twists, and drops that will make the coaster experience a thrilling one for any child.