Students explore force and motion through a series of experiments. In this physics lesson, students create and interpret speed graphs. They build an electromagnet and explain the factors affecting its strength.

Junior high and high school learners study infrastructure and its relationship to the current economy. They review handouts, watch a PBS clip, and review case studies in order to answer provided questions and role play over...

Students discover which elements are most threatening to outdoor sculptures. In groups, they determine the steps that are needed to preserve them. They locate and assess the condition of those sculptures in their local community. They...