Dewey Decimal System

A system used in libraries for organizing nonfiction works into categories.

000-099General Works

001.9 Weird Stuff like UFO &Loch Ness Monster

001.6 Computers

004 The Internet

020 Library

060 Museums

070 Newspapers

100-199Philosophy & Psychology

133.1 Ghosts

133.5 Astrology

152.1 Optical Illusions

152.4 Feelings

158 Friendship

200-299Religion & Mythology

200 Bible Stories

280 Christianity

290 Mythology

292 Roman Mythology

292 Greek Mythology

296 Judaism

297 Islam

300-399Social Sciences305.8 Native Americans

306 Families

307 Communities

320’s Government

330’s Careers

332.4 Money

355-359 Army & Navy

 363 Environment

363.23 Police

363.37 Firemen

394.2 Holidays

398.2 Folklore

398.2 Fairy Tales

400-499Languages419 Sign

Language

423 Dictionaries

430 German

440 French

450 Italian

460 Spanish

461.7 Russian

492 Hebrew

495.1 Chinese

495.6 Japanese

500-599Math & Science

507.8 Science Experiments

510’s Math

520’s Planets & Stars

537 Electricity

549 Rocks & Minerals

551.2 Volcanoes

551.5 Weather

567.9 Dinosaurs

582 Trees

595.4 Spiders

595.7 Insects

597.06 Fish

597.3 Sharks

597.6 Amphibians 597.9 Reptiles 598.2 Birds599 Mammals599.1 Platypus599.2 Marsupials599.3 Rodents, rabbits,

anteaters599.4 Bats599.5 Whales & dolphins599.6 Elephants599.7 Carnivores 599.8 Primates

600-699Applied Science (Technology)

600 The way things work

608 Inventions

610’s The body

623 Boats

625 Trains

629’s Vehicles: Airplanes, Helicopters, Cars, Trucks, Spacecraft

 

635 Gardening

636.1 Horses

636.2 Cows & llamas

636.3 Sheep & goats

636.4 Pigs

636.5 Poultry

636.7 Dogs

636.8 Cats

636.9 Rabbits, Gerbils

641.5 Cookbooks

700-799Arts & Recreation

741 How to draw

745.5 Crafts

784 Song books

792.8 Ballet

793.8 Magic Tricks

794  Games

796.2Skateboarding

 

796.32 Basketball

796.33 Football

796.334 Soccer

796.357 Baseball

796.962 Hockey

796.7 Auto racing

796.8 Martial Arts

796.9 Snowboarding

798.2 Horseback Riding

800-899Literature

808 How to Write

808.81 Poetry

808.83 Short Stories

811 American Poetry

812 Theater

818.54 Jokes and Riddles

 

900-999History, Geography, Biography

910.4 Shipwrecks

910.4 Pirates & Explorers

912 Atlases

914-916 Countries

917 United States

917.74 Michigan

929.9 Flags

 

932 Ancient Egypt & Mummies

937 Roman History

938 Greek History

940 Middle Ages and Knights

973 US History

978 Cowboys & the Wild West

998 Arctic & Antarctica