LEGO® Technic™ 42179 Planet Earth and Moon in Orbit Model Playset

The LEGO® Technic™ Planet Earth and Moon in Orbit model is a playset that lets inquisitive builders discover lots of interesting facts about our solar system. The interactive structure illustrates various phenomena such as the orbits of the earth and moon, the gravitational pull of the earth and the influence of planetary rotations on the seasons in a way that can be understood. Boys and girls can turn a crank to make the celestial bodies rotate. Printed months and phases of the moon show the movement of the earth and moon in relation to the sun over the course of a year.