DEWEY DECIMAL SYSTEM

000          GENERALITIES

•      000              Computers, Loch Ness, Bigfoot, UFOs, Aliens, etc.
•      020              Libraries
•      030              Encyclopedias & World Record Books
•      060              Museums
•      070              Newspapers 

100          PHILOSOPHY   

•      130             Ghosts, Witches & the Supernatural
•      150             Optical Illusions, Feelings
•      170             Emotions, Values, Animal Rights 

200          RELIGION

•      220             Christian Stories
•      290             Mythology, World Religions 

300          SOCIAL SCIENCES

• 300              Social Issues - immigration, racism, world cultures, etc.  
• 310              Almanacs
• 320              Government
• 330              Money, Working
• 340              Court System, Famous Trials
• 350              Armed Forces – Army, Navy, Air Force, etc.
• 360              Drugs, Environmental Issues, Titanic, police, firefighters
• 370              Schools
• 380              Transportation,
• 390              Holidays, Folktales, Fairy Tales   

400          LANGUAGES

• 410              Sign Language
• 420              Dictionaries, Grammar
• 430              German Language
• 440              French Language
• 450              Italian Language
• 460              Spanish Language
• 490              Hieroglyphics, Japanese Language 

500          SCIENCE AND MATH

• 500              Science Experiments, Science Sets,
• 510              Mathematics
• 520              Stars, planets, astronomy, space
• 530              Physical Science - force & motion, electricity, magnetism, light, etc.
• 540               Chemistry, Atoms & Molecules, Rocks and Minerals
• 550               Volcanoes, Earthquakes, Weather, Hurricanes, Tornadoes
• 560               Dinosaurs, Prehistoric Animals, Fossils
• 570               Forests, Rain Forests, Deserts, Mountains, Oceans, Evolution
• 580               Plants, Flowers & Trees
• 590               Animals & Insects
• 591
• 592            Worms, Invertebrates
• 593            Corals, Sea Invertebrates
• 594            Seashells, Snails, Octopus
• 595            Insects, Spiders
• 596     
• 597            Fish, Frogs, Toads, Reptiles, Amphibians, Snakes
• 598            Birds
• 599            Mammals of the Land and Ocean, Whales

600          PEOPLE USING SCIENCE and TECHNOLOGY

• 600               Inventions
• 610               Human body, Health
• 620               Rockets, Trains, Cars, Trucks
• 630               Farming, Farm Animals, Cats, Dogs, Pets, Horses
• 640               Cookbooks, Sewing
• 650               Secret Codes
• 660               How Food is made
• 670               Paper Making
• 680               Woodworking
• 690               Building 

700          ARTS and RECREATION

• 710               Art Appreciation, History of Art
• 720               Houses, Buildings
• 730               Origami, Paper Crafts
• 740               Drawing, Crafts,
• 750               Painting
• 760               Printing
• 770               Photography
• 780               Music
• 790               Sports, Games, Magic, I Spy, Camping, Fishing, Racing, Hunting 

800          LITERATURE

• 810               Poetry, Plays, Jokes & Riddles
• 820               Shakespeare
• 860               Poetry in Spanish
• 890               Japanese Poetry, Haiku

900          GEOGRAPHY AND HISTORY

• 910               Explorers, Atlases
• 920               Flags, People (Biography in order of person's last name)
• 930               Archeology, Ancient Civilizations
• 940               Knights, Castles, World War I & II, European Countries
• 950               Asian & Middle Eastern Countries
• 960               African Countries
• 970               North & Central American Countries, Native American Tribes, American History, States
• 980               South American Countries
• 990               Pacific Islands, Australia, Hawaii, Arctic, Antarctica