Dewey Decimal System

What is the Dewey Decimal System? Most widely used method for classifying mostly non-fiction books in the library Numerical system for organizing categories of books Categories range from Each “hundreds group” represents a different category.

Captured via Jing from

Breaking Down the Numbers (Each number represents a specific topic) 1 st digit – main class 2 nd digit- division (gets more specific) 3 rd digit- section (even more specific) Example: 500 – natural sciences 520 – astronomy (a division of natural sciences) 525 – Earth (a section of astronomy)

Activity 1 – Pair titles with Dewey Class s A Career as a Hairstylist – 600s Many Paths to God – 200s Earthworms, Dirt, and Rotten Leaves – 500s Guinness World Records 2012– 000s Everything You Need to Know about Peer Pressure – 300s Selected Poems of Langston Hughes – 800s I Am Hip-Hop – 700s

Activity 2 – Brainstorming Step 1 Think about the Dewey Decimal class your group was given. Consider which topics might be covered in that class. Step 2 On your graphic organizer, write the Dewey class number in the center. In the surrounding spaces, write in the topics that would fall under that Dewey class. Keep your responses to one- word answers. Bring your sheet to me when you finish. We will use this next week with Wordle.