Inspire kids to learn more about missions to Mars with the LEGO Technic Mars Crew Exploration Rover playset (42180) for boys and girls aged 11+ who love space toys and science projects. This detailed Mars Rover toy set is packed with realistic features for young explorers. The model expands to reveal the truck bed, and kids can test out the suspension as they steer the rover into position. Next, they can use the crane to lift the robot rover, tools and fuel reactor. The crew? living quarters include seating, a shower, toilet, treadmill and fridge. There? an elevator function, plus recycling and sample containers and gas and water canisters. This set features a special space air-lock element so kids can connect other compatible space-themed LEGO sets (sold separately) for even more space adventures. Kids enjoy an intuitive building adventure with the LEGO Builder app, where they can zoom in and rotate models in 3D, save sets and track their progress. Contains 1,599 pieces.