Encyclopedias, curiosities and wonders, unexplained mysteries

Books about self-feelings, dreams and witchcrafts

Christianity, Judaism, Buddhism, Hinduism etc. and mythology

Customs, cultures, law, manners, costumes, fairy tales

Dictionaries, parts of speech, sign language, foreign language aids

Mathematics, earth, astronomy, chemistry, plants, wild animals

Inventions, robots, transportation, pets, recipe books

Art, drawing, comics, handicrafts, music, games, sports

Poetry, plays, classic literature, jokes, riddles

Landforms, travel, atlases, exploration, countries