Don't lift another finger, this physical and environmental science unit has everything you need to begin teaching your class about energy. Starting with a look at the greenhouse effect, these lessons and activities take young scientists...

Who says toys can't be educational? The fourth of five parts in the Solar Updraft Towers unit has scholars create toys that run on solar and wind energy. The devices need to be solar updraft towers that can be placed on a warm surface...

In this first part of a two-part lesson, learners track and record the sun's azimuth using a solar panel. They graph and analyze the data to identify relationships among the time of day, the altitude and azimuth of the sun, and the...