Audience: Students; Grades: 4-8; Subject: Science. (2005) Considers the scientific theories relating to the origin of the solar system, focusing specifically on how the Earth was formed. Combines live action and animation to illustrate the conditions that led to the development of life on earth. Discusses the climatic and atmospheric changes that occurred over time. Also introduces the concept of evolution by identifying the structure of unicellular organisms and illustrating the development of multicellular life forms. Concludes with a ten-question video quiz. For the teacher's guide go to: https://drive.google.com/folderview?id=0B9ZT7PYcIjLffkxaOVRIMXNOTGQ3SjV4VlFCQnRKZktGZUIwcTRtakdsN0pyQkFwaUotUVE&usp=sharing