Collect & Build all four fliers in the Air Action Series - Switch Wing, Stunt Jet, Spy Plane and Rescue Copter - each with a unique feature! The Switch Wing has lights and moveable wings; Stunt Jet has motion-activated sound; Spy Plane a working missile launcher; and Rescue Copter motorized rotor and winch, with a bonus K'NEXman. All sets have over 200 parts, including bricks, rods, connectors, wheels and specialty parts. There is also a K'NEXman to sit in the pilot's seat! Build the lead model or an introductory model, then combine the parts from multiple sets to build even bigger fliers! The Switch Wing and Stunt Jet combine, and the Spy Plane and Rescue Copter combine. Or, use all four to build the Ultra Plane! Each set sold separately. Batteries included. For ages 5+.