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...

The Gulf Stream has historically provided humans with a faster trade route because of its swift-moving waters. It continues to be a source of information and fascination for oceanographers today. As your class views this collection of...

In this Cenozoic Era worksheet, students recognize words that relate to this time period. Students complete a crossword puzzle by finding all of the twelve Cenozoic Era clues.

Students use the Internet to read about an explorer's survival in the Antarctic. They try to find a better route for him to have taken.

In 1816, Europe and North America were plagued by heavy rains, odd-colored snow, famines, strange fogs and very cold weather well into June. Though many people believed it to be the apocalypse, this "year without a summer" was actually...