LEGO Technic - Planet Earth and Moon in Orbit (42179)

The interactive set makes it easy to understand different concepts such as the orbit of the Earth and Moon, the Earth's gravitational pull and how rotations affect the seasons. It includes a crankshaft that can be turned to create the rotations. There are also months and moon phases printed to show the progress of the Earth, Sun and Moon throughout the year.

Dimensions: 38 x 25.8 x 9.35 cm