Use these 21 fun cards to review Dewey Decimal Classifications. The first set is harder. Students can reference a Dewey Decimal Classification Guide to help. The one I prefer is below. The second set is easier. Students have to identify the names of the categories instead of the numbers. They will help your students get to know the numbers and categories better. You'll love them!Also available in Google Slides and PDF version!Still not convinced? Check out a preview here: https://wow.boomlearnin