The threat posed by super volcanoes is explored in a short video that reviews the destruction caused by Mount Tambora in 1815 and by Peru's Huaynaputina in 1600. Think it can't happen again? The narrator contends that the explosive...

In this mealworms instructional activity, students test if the mealworms like daylight or darkness. Students complete 5 questions total on this instructional activity.

Students investigate different sources of light. In this light activity, students determine that light occurs naturally as well as with technology created by mankind. Students work together to identify sources of light. Extension...