Take to the skies with the LEGO Technic Ultralight Helicopter 42057! Enjoy aerial adventures with this aerodynamic one-man helicopter, featuring spinning main and tail rotors, controllable tail rudder, detailed engine with moving pistons, open cockpit with detailed seat, and a white, red and black colour scheme with a selection of stickers for an authentic helicopter look. This robust 2-in-1 LEGO Technic model can be rebuilt to create an Experimental Aircraft, providing a double build-and-play experience. Both models can be built by following the free interactive, 3D digital LEGO Building Instructions app. The LEGO Technic Ultralight Helicopter Set offers an age-appropriate build-and-play experience for children aged 8 to 14 years.