LEGO Creator Twin Spin Helicopter 31049 Children's Toy Build a twin-rotor transport helicopter with working double rotors, a functional winch, elevated landing skis, and a tracked snowcat vehicle that it can carry! 3-in-1 model: Rebuild it into a Snowmobile with a working winch or a Single-Engine Airplane with a spinning propeller LEGO Creator building toys are compatible with all LEGO construction sets for creative building Helicopter is over 4 high, 13 long, and 7 wide. Snowcat is over 1 high, 3 long, and 3 wide. Snowmobile is over 2 high, 8 long, and 2 wide. Single-Engine Airplane is over 3 high, 6 long, and 7 wide 326 pieces  For boys and girls between the ages of 8 and 12 years old