Try this hands-on approach to solving algebra problems with this interactive website. Students are able to "solve equations, substitute in variable expressions, expand, and factor".

The main page for this site's section on lesson plans. It describes how to build an art lesson plan and has links to lesson plan collections for all grade bands, for substitute teachers, integration with drama, cartoon drawing,...

Check out this informative economics lesson plan that teaches about demand, and factors that cause demand for a good or service to change. Students learn to recognize factors that influence one's behavior as a consumer.