Everything you need to understand or teach The 12th Planet by Zecharia Sitchin.
In THE 12TH PLANET, Zecharia Sitchin argues that Sumerian myths of a pantheon of gods are no less than fact and that Earth's solar system includes an additional planet called Shar which comes near Earth every 3,600 years on an elliptical orbit that takes it deep into space. The planet, he claims, is inhabited by advanced alien beings called Nefilim. Based on a Sumerian origin myth, he recounts how the arrival of...
The 12th Planet Lesson Plans contain 111 pages of teaching material, including: