History 328 Animals 184 African Americans 121 Social life and customs 100 Indians of North America 90 Handicraft 87 English language 86 更多 ... Bible stories 83 Dinosaurs 82 Experiments 74 Folklore 74 Miscellanea 68 Science 67 Women 66 Bible stories, English 64 Questions and answers 64 Ouvrages pour la jeunesse 63 Alphabet 55 Presidents 54 Infancy 51 Children 49 Counting 49 Description and travel 46 Christian life 45 Ecology 42 Fairy tales 42 Vocabulary 41 Cookery 40 O.T. 39 Human body 34 少 ...