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...

Mendel was the first to look at individual traits within a species. Step in his shoes as an interactive lesson takes users through his journey. An animation describes the design of his experiments and how he isolated individual traits to...

In this longitude worksheet, students read about how to determine the longitude of location while at sea and they answer 5 questions about calculating longitude.

In this chemistry instructional activity, students answer 73 fill in the blanks and multiple choice questions on the structure of matter and properties of elements in the periodic table.

Students view "Men in Space: From Goddard to Armstrong," taking a examine the the extraordinary lives of the men who conquered space.