Planet Earth and Moon in orbit Curious ten-year-olds and older children would love to learn more about our solar system with the Space LEGO® Technic Planet Earth and Moon in orbit (42179). The interactive set facilitates understanding of different concepts such as Earth and Moon orbit, earthly attraction, and the impact of rotations on seasons. Interesting features include a crank that can be rotated to get the celestial bodies moving. The models also print months and phases of the moon to show how the location of the Earth, the Sun and the Moon changes over a year. This set will be an excellent gift for children who love toys related to space. Check out other LEGO Technic space kits (sold separately). LEGO Technic kits for children contain realistic details that bring young LEGO designers into the world of engineering in an accessible way. Children can enjoy an intuitive adventure with building with LEGO Builder. They can enlarge and rotate models in 3D, save sets and track their progress. Characteristics Interactive model — inspire children to build a model of Earth, Sun and Moon in orbit with LEGO® construction kit Technic Planet Earth and Moon in orbit for children from 10 years of age Educational toy – children can spin a crank to see how the Earth and the Moon revolve around the Sun Includes moon months and phases – this solar system toy contains printed details such as moon months and phases, so children can see how Earth's orbit affects seasons Space gift for children – this set is a wonderful gift for children from 10 years of age who love toys related to space and curiosity about our solar system Intuitive instructions — LEGO® application Builder will guide you and your child through building with tools that allow you to zoom in and rotate the model in 3D, save sets and track progress Dimensions - 526-piece set is 24 cm high, 33 cm long and 18 cm wide