A number of websites provide access to very fine educational resources designed to assist college students master their subjects of study. This site, created by Ken Foster at the Southwest Tennessee Community College,...

These web pages, authored and curated by David P. Stern, provide an explanation of forces in accelerating reference frames. Topics include centrifugal force and what is felt in vehicles that are speeding up or slowing...

Acid precipitation will be defined. At different points in the lesson students will write balanced reactions for the formation acid precipitation from atmospheric sulfur and nitrogen oxides and the neutralization of...

This lesson introduces students to faulting from the Quaternary Period and the Holocene Epoch in the State of Idaho. They will examine a map showing the distribution of these faults and answer questions concerning...

The Active Galaxies pop-up book is a very large rectangular pop-up book with foldouts that was developed for use in classrooms for grades 5 and up and for special needs audiences. Active galaxies, a major scientific...