Curious kids will love learning more about our solar system with this LEGO Technic Planet Earth and Moon in Orbit (42179) space toy for 10+ year old boys and girls.The interactive LEGO space set makes it easy to understand different concepts like the orbit of the Earth and the Moon, the Earths gravitational pull and how the rotations affect the seasons. Cool features include a crankshaft that boys and girls can turn to create the rotations. There are also printed months and moon phases to show the progress of the Earth, Sun and Moon throughout the year. This solar system toy makes a great gift for 10 plus year old boys, girls and kids who love planet toys. Check out more space gifts (sold separately) in the LEGO Technic range.LEGO Technic building toys for kids include true-to-life details that introduce young LEGO builders to engineering through imaginative, independent play. Give your youngster an easy and intuitive building adventure with the LEGO Builder app, where they can zoom in and rotate models in 3D, save sets and track their progress. Interactive model Inspire kids to build a representation of the Earth, Sun and Moon in orbit with this LEGO Technic building toy for kidsEducational space toy for 10+ year old boys and girls Kids can turn the crank to see how the Earth and the Moon orbit around the SunIncludes phases The solar system toy includes printed details like month and moon phases to help kids see how the Earths orbit affects our seasonsA space gift for kids This set promotes independent play and makes a fun gift for 10+ year old boys and girls who love planet toysIntuitive instructions The LEGO Builder app lets your kids save sets, track their progress, zoom in and rotate their LEGO space set in 3DMeasures over 24 cm (9 in.) high, 33 cm (12.5 in.) long and 18 cm (7 in.) wide. Contains 526 Pieces.Warning: Choking Hazard - Small parts. Not suitable for children under 36 months