In this program, you will learn all about Earth and our solar system.  What is the Milky Way?  What comprises our solar system?  What role does gravity play in our solar system and Milky Way Galaxy?  What are the characteristics of the inner and outer planets?  The answers to all of this are covered in depth with detailed graphics, diagrams and exciting video.  On-screen, multiple-choice reviews at the end of each segment reinforce important concepts and make learning fun.  Written by an educator and curriculum writer.