How do people make decisions in a world where wants are unlimited but resources are not? How do individuals and governments utilize scarce resources (human, natural, and capital) in different economic systems? Introduce your learners to...

Where does the pop in pop rocks come from? An engaging activity asks scholars to measure the amount of carbon dioxide in a package of Pop Rocks candy. Learners dissolve the candy in water and use the solubility of CO2 to determine its mass.

Bring the world of video messaging into your classroom with this creative communication application. Offering the ability to create animations with customized characters, backgrounds, and recorded messages, this resource is guaranteed to...