Learn all about the Moon. How long does it take for the Moon to orbit the Earth? What causes the Moon to shine? What causes the phases of the Moon? What are the phases of the Moon? What is the Moon's effect on ocean tides? The answers to all of these questions are covered with detailed graphics, diagrams, and exciting video, as well as on-screen, multiple-choice reviews at the end of each segment to reinforce important concepts and make learning fun.