"Discusses the planet Saturn, including observations by ancient cultures, current knowledge of Saturn, and plans for future scientific research and space exploration"--
"Discusses the planet Mars, including observations by ancient cultures, current knowledge of Mars, and plans for future scientific research and space exploration"--
"So you want to be a U. S. senator? Find out the requirements, the roles and responsibilities, and how you can put yourself on the path to becoming a member of Congress"--
"So you want to be a U.S. representative? Find out the requirements, the roles and responsibilities, and how you can put yourself on the path to becoming a member of Congress"--
Presents the biography of Anne Frank, including the historical events which forced her to hide with her family in an attic in Nazi-occupied Holland for two years.