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...

As part of their study of the Progressive Era, class groups examine a 20th century version of "The Three Little Pigs" through a New Era lens and identify how ideals such as the value of hard work, creativity, and problem solving,...

Learners discuss the benefits and problems associated with fire. They discuss the role that fire plays in maintaining healthy ecosystems. Students brainstorm ways that fire can be harmful, such as damaging homes, communities, and...