Did you know there are at least 12 different energy sources? Scholars apply their knowledge about the different types of energy as they sort energy sources by renewable and nonrenewable. Then they pick one from each section to...

You mean the electricity does not come from the switch? As a class and in small groups, learners explore the sources of energy used to generate electric power. Worksheets guide groups into choosing a future electricity generating...

How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.