Students determine the density of a material created in the laboratory and observe physical and chemical changes. They engage in a lab activity, and answer questions on a worksheet imbedded in this plan.

Students investigate simple machines and their uses in everyday life.  In this scientific method lesson plan, students examine physical tools such as wedges, screws, and levers using a "how does it work" approach.  Students...

Ninth graders construct and conduct a laboratory experiment illustrating the transfer of mutations. They compare and contrast natural selection in organisms with long and short reproductive cycles.

Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.