Fire Plane Education - Learn about real firefighting airplanes with this LEGO Technic Firefighter Aircraft (42152) toy set for children ages 10+. Adjustable Features - Explore adjustable landing gear, spinning propellers, and moving tail flaps in this aircraft model kit. Water Loading Fun - Includes blue LEGO pieces to load the firefighting aircraft with water and open the hatch to douse imaginary fires. Perfect Gift Idea - Ideal birthday gift or anytime treat for kids who love firefighter toys and airplane adventures. Interactive App - LEGO Builder app guides intuitive building adventure with 3D model zooming and rotating, set saving, and progress tracking. Engineering Introduction - A great introduction to engineering with buildable model sets featuring realistic movement and mechanisms. Aircraft Dimensions - LEGO Technic buildable model aircraft measures 7 in. (18 cm) high, 23 in. (59 cm) long, and 23.5 in. (60 cm) wide with 1,134 pieces.