Try making a jeopardy board for your class. Use BYOJeopardy!
Education for All!
Wolfescience.com is an educational site with free tools for teachers and developers. Visit lessonplan101.com for a free lesson plan wiki -- add and edit lesson plans or view previously created plans. Try Build Your Own Jeopardy and build a jeopardy board for your classroom or build your own "Who wants to be a gazillionare?". This site also hosts a Moodle site for my Quincy High chemistry students.