1. Dewey Decimal Classification System

2. Who created the Dewey Decimal Classification System?
Melvil Dewey was born on December 10, 1851
Melvil Dewey created the number order system for library books when he was 21 years old.
Melvil Dewey started the first school for librarians.

3. Ten Main Classifications in Dewey’s System
The world’s knowledge is divided into 10 categories or groups.
Each group has a main title and is represented by three numbers.

4. The Big Ten! Generalities – 000 Philosophy – 100 Religion – 200
Social Science – 300
Language – 400
Science & Math – 500
Technology – 600
The Arts – 700
Literature – 800
Geography & History - 900
Brings order to the massive amount of world knowledge

5. You Can Judge A Book by Its Cover!
The Dewey Decimal Classification call number can be found on the spine label.
Why?
When the book is shelved, the Dewey Decimal Classification call number can be easily seen.
200Bya
500
Lee
000
Mea

6. 000 – General Works Encyclopedias Newspapers Books Libraries Computers
Controversial Knowledge
UFO’s
Big Foot
Bermuda Triangle

7. 100 – Philosophy and Psychology
Personality
Feelings
Ghosts
Witchcraft
Astrology
Communications
Ethics

8. 200 - Religion The Bible Christianity Jewish Faith
Greek & Roman Mythology

9. 300 –Social Sciences Politics Government Work Force Law Army, Navy
Customs & Folklore
Social Problems
Divorce, Gun Control

10. 400 - Language Grammar books Dictionaries French Spanish German
Sign Language

11. 500 – Pure Science Mathematics Solar System Weather Light, Color, Heat
Rocks & Minerals
Earth (Volcanoes, etc.)
Chemistry
Plants
Insects
Reptiles
Animals

12. 600 – Applied Science Medicine Human Body Bridge Building Television
Airplanes
Cars, Trucks
Space Travel
Pets
Family Living
Cooking
Sewing

13. 700 – Fine Arts & Recreation
Art, Music
Crafts
Drawing
Coin Collecting
Photography
Dance
Magic
Sports & Games

14. 800 – Literature
Story Collections
Poetry
Plays
Riddles

15. 900 – History, Geography, Biography
Countries & States
Maps & Atlases
American Revolution
Biography
92 – Single biographies
920 Collective biographies

16. 700 Fine Arts & Recreation 790 – Recreational & Performing Art
794-Indoor Game of Skill
794.6 – Bowling
794.2 – Chess
794.3 – Darts
794.7 – Billiards, Pool

17. 500 - Science 590 – Zoology (the study of animals
599 – Mammals
599.5 Plant-Eating Sea Mammals
– Dolphins & Porpoises