ClassFlow
Class Flow: Parts of Speech Nouns
[Free Registration/Login Required] This flipchart helps students to understand the difference between common and proper nouns, plural and singular nouns, possessive nouns, and abstract, concrete, and collective nouns.
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Wabash College: Introduction to Network Etiquette
This site from Wabash College gives rules not only for internet etiquette, but more specifically for etiquette concerning networks. This site is particularly relevant to college students.