Did you know horsepower is actually based on the power of a horse? 60 horse power is the equivalent of being pulled by a team of 60 horses! Viewers will learn other interesting facts like this from a presentation that begins with the...

Compare and contrast how transportation has changed throughout the years. This image-driven slide show depicts a variety of advances in transportation. Covered wagons, coaches, trolley cars, boats, and bikes are shown as they were in the...

An interesting, but sparse, PowerPoint on early North American history awaits your class. The presentation is only two slides. It is a copy of a letter written by Charles Lawrence to Major Hanfield commanding him to clearing the country...

The color School Bus Yellow was created in 1939 because science had proven peripheral vision detects yellow 1.24 times faster than other colors. Young scientists explore modern school bus transportation options and then discuss the...

Your history students will be on the edges of their seats during this fascinating presentation, which details the abolition movement and slave life during the Antebellum period in the American South. Students will be left agape at the...

The United States consumes more oil than any other country, about 1.85 billion barrels (or 77 billion gallons) a day. Viewers learn about the history of fossil fuel exploration and how they are formed in an informative presentation. They...

In 2006, about 20 percent of the world's electricity was generated from hydroelectric power. In the presentation, scholars review the water cycle and gravitational energy to begin to understand how humans harness the power of water. They...

Recover sunken treasure with this interactive PowerPoint! Break your class into two teams: the divers and the surfers. They'll work together to answer 20 multiple choice questions, reviewing major events that occurred during the 1800s....

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...

When crocodiles close their mouths, you still see their teeth, but when alligators close their mouths, their teeth are hidden. Learn more about these reptiles and their many evolutionary cousins in a fact-filled presentation. It...