Prongo is an educational website for kids and teachers. They offer fun, interactive, and educational games for kids. For teachers offers Quizstation. Quizstation allows teachers to create online quizzes for their students. Prongo.com also offers kids clip art, e-cards for kids, wallpaper, kids jokes, screensavers, and more.
Remittag is a personal online knowledge builder that offers general knowledge, trivia, vocabulary building, clean jokes and humor, quizzes, word games, personality write-ups, wisdom, facts and figures, puzzles, and life facts to help teachers, students, parents, knowledge seekers & quizzers.
This is has a compilation of jokes that teaches you science. The categories are astronomy jokes, biology jokes, chemistry jokes, physics jokes, and miscellaneous science jokes. If you know a good science joke, you are welcome to submit it.
Smiley Land has a collection of links to jokes, comics, funny pictures, and online games. Their sites have funny and clean jokes about animals, computers & holidays. light bulbs, medical and instrument jokes, police and lawyer jokes, religion humor, science fiction, sport, work place and kids jokes.