As you probably learned in elementary school, nouns are PEOPLE, PLACES, THINGS, and IDEAS (or CONCEPTS), but that's not all there is to know about nouns!
This video covers EVERYTHING. Why not watch it?
As the video shows, there are several ways that nouns can be classified or organized.
Here are some of them, with links to other pages:
Noun Dunk is a game to practice recognizing common vs. proper nouns.
If you just want to practice finding nouns in paragraphs, here are a couple of links:
Back to the main PARTS OF SPEECH page