Working on vocabulary? Preparing students for the ACT? Check out Vocabulary.com It has lesson plans, test prep., puzzles and word lists. All for free! This site is for k-12. Resources for everyone.
Make your own flashcards. You can print them or students can use them online to study. Many are already created and you can use those resources, or create your own. Lots of ways to use this site for review. Flashcard Exchange
http://images.google.com/hosted/life Add primary sources to your PowerPoint presentations and visuals. Google has teamed up with Time Life to provide photos you can use from the 1860’s- now. You will find all the famous images of the Depression or WWII, etc.
Need a place to find nonfiction information? Want to use Wikipedia, but nervous about correct content? Try the School version of Wikipedia. http://schools-wikipedia.org/ These articles have been hand checked for accuracy and are related to common school curriculums.