Jokes
All of these sites have hundreds of jokes. Most of them should be appropriate for school. Use your judgement. Watch out for all the ads!
- Aha! Jokes
- Jokes about EVERYTHING. Lots of ads.
- Good, Clean Funnies List
- Huge lists of jokes. Searchable.
- Lots of Jokes
- A good site for short Q and A jokes.
- A-Jokes
- A big list of good story jokes.
- Jokes for Teens
- Thousands of good jokes for teens. Probably all appropriate.