Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Dewey: 500s

Dewey 500s categories by the 10s

500 Natural Sciences & Math
507.8 Science Experiments
508.2 Seasons
510 Mathematics
520 Space
534 Sound
535 Light
537 Electricity
538 Magnets
550 Earth
551 Volcanoes / Earthquakes
551.41 Deserts
551.6 Weather
551.8 Mountains
552 Rocks
567.9 Dinosaurs
577 Ecology
580 Plants
582.16 Trees
591 Animals
591.68 Endangered Animals
595 Insects
595.4 Spiders
597.8 Amphibians
597.9 Reptiles
598 Birds
599 Mammals
599.5 Whales
Created by: beverly4567