The LEGO® Friends Mars Space Base and Rocket toy (42605) is a large, 981-piece set, designed to kindle the love of space exploration in kids aged 8+. It contains 3 mini-dolls, including LEGO® Friends characters Olivia and Julian, along with mission commander Aveline and a cat figure for more fun. The toy features a rocket, an exploration rover, and a modular research base with interchangeable pods which children can arrange to their liking. The pods are designed for various space-related actions such as science work, communication, and growing food.

The set also includes various science toy accessories like a rover, drone, and other scientific tools to help kids role-play space exploration and life on Mars. Furthermore, the set has a unique space air lock element which allows it to be connected with other compatible LEGO® space-themed sets, providing even more opportunities for imaginative play. This set not only promotes scientific thinking and creativity, it makes for a great birthday or holiday gift. The completed rocket measures over 8 in. (20 cm) high, 3.5 in. (9 cm) long, and 3.5 in. (10 cm) wide, making it a substantial edition to any space fan's LEGO® collection.