Specialized Encyclopedias and Databases American History Biography in Context Civil War Colonial America Culture Grams - Kid's Edition Earth and Physical Science Explorers and Exploration Exploring American History 1550 - 1877 Exploring Middle Ages Exploring Ancient Civilizations Exploring Life Science Exploring Mammals Food and Nutrition Gods, Goddesses, and Mythology Habitats of the World InfoTrac Edition K12 International Wildlife Living Green Smithsonian primary Sources in U.S. History Spotlight on Ancient Civilizations: Egypt, Greece, and Rome World History Ancient & Medieval Eras