Inspire kids to explore the secrets of the oceans with this Deep-Sea Research Submarine toy for 9 plus year old boys and girls (42201). The model is packed with features like those found on real submarines, including steering, 3 spinning propellers, 3 air tanks, and a cockpit with a seat and controls. The toy submarine in this LEGO Technic set features an extending arm to grab and lift the barrel accessory as kids play out their own sea-bed adventures. Let the LEGO Builder app guide your child on an intuitive building adventure, allowing them to zoom in and rotate models in 3D, save sets and track their progress. This buildable submarine toy comes from a range of LEGO Technic sets that feature realistic movement to introduce young builders to the universe of engineering. This set makes a great gift for 9 plus year old boys, girls and kids who enjoy imaginative play with buildable LEGO vehicle toys.