Geothermal Exchange Activity Source: The Geological Society of America Grade Levels: 6-10 Background If you were to dig a few feet into the ground, you would find that the temperature remains relatively constant, even on the hottest and coldest days of the year. People have learned how to harness the heat underground— called geothermal energy— to heat and cool homes. In this activity, you will model a geothermal exchange system to show how heat can be transferred to help control the temperature in buildings and homes. [Read More]

Toasty Wind Activity Source: NOAA Grade Levels: 5-8 Background Energy transfers are happening everywhere around us. Some we can feel or see, such as a gust of wind blowing through a tree. But where does the energy come from that drives that wind? With this activity, finding out will be a breeze! Materials Paper plate or card stock Marker Scissors String (~3 inches) Hot plate or toaster SAFETY NOTE: This activity uses a heat source and should be conducted with adult supervision. [Read More]