Four self-teaching books entitled American History, World Geography, American Presidents, and United States contain 296 lessons that are broken down into small portions with a graphic for each lesson. Say the answer and turn the page to check it. American History teaches lessons in chronological order on subjects such as explorers, government, wars, the gold rush, and the Great DepressionLessons range from the 1400s to the first man on the moon. World Geography includes lessons on continents, countries, oceans, map directions, hemispheres, and climate. Learn information on each president in American Presidents and learn the state capitals and more in the United States book. This series is ideal for children and adults, parents, tutoring, school curriculum, review, and traveling.