Reach for the sky with the Sky Sprinter Roller Coaster Building Set! Build with 797 K'NEX pieces including classic rods, connectors, and track! Use the included blaster motor to shoot the red coaster car to a height of 7-feet! Then watch it wind it's way down the track to complete it's journey! For more fun, download instructions for an exclusive 2nd coaster. Models can be built one at a time. Requires 3x "C" batteries (not included). Rods and connectors Made in the USA. Ages 9 and up.