First graders explore peanuts. In this peanut lesson, 1st graders examine the parts of peanut plants and identify them. Students plant their own peanut plants and chart their growth.

North is to factory as South is to plantation—the perfect analogy for the economy that set up the Civil War! The first lesson in a series of five helps teach beginners why the economy creates a driving force for conflict. Analysis of...

Middle schoolers examine how the Manduca came to America the economic means that made it possible. They discover what frass is and make observations. They make their own speculations on why the Manduca came to America.

Students discover correlations in food preferences of invertebrates, and assess stream health through use of kicknets, invertebrate keys, CBL systems and probes.