Lego Creator "Rotor Rescue" 3-In-1 Helicopter/Biplane/Speedboat 149 Piece Set
There’s no need to fear when this heroic mountain rescue helicopter is on the job.  With working rotors and a back ramp, it also includes instructions for rebuilding the pieces into an exciting air show bi-plane or a high-octane speed boat.  A great 3-in-1 building experience.