Although the United States observes Daylight Savings Time, many countries decided against it. A free-response question, part of a set of sample questions from the 2010 AP® English Language and Composition exam, has writers consider the...

Eighth graders explore how to use the time zones in the United States and internationally. They use elapsed time to solve problems. Students calculate the time in various places in the United States. They discuss the 6 time zones in the...

Think about your favorite place ... now, think about what it looks like at different times during the day. How does the change in lighting affect the colors you see? Young artists explore the tools available in digital art software to...

In this earth's seasons activity, students answer fill in the blank questions after seeing Bill Nye's video. Topics include the rotation of the earth around the sun, the tilt of the earth, the time zones and sunlight.

Mrs. Flynt has designed a 12-day moon observation activity that is best assigned when daylight hours are shorter. Middle school moon experts record several factors, including the altitude above the horizon, the azimuth, the phase, and...

Learners discover what "Poor Richard's Almanack" is and identify at least one element of good writing used by Benjamin Franklin and his work. They then identify what makes some of Benjamin Franklin's sayings applicable today and create a...

Use this site to find the countries and territories operating daylight savings time and when it starts and ends.

On Sunday, November 4 at 2 a.m, clocks in U.S were set back by an hour as Daylight Savings came to an end. What is DST? Who first proposed the idea? Is it practiced around the world? Let's take a look in this video. [0:37]

World War I was not fought by Americans just in Europe. Read about the many ways people at home helped the war effort. See how badly German-Americans were treated as anti-German passions were fueled.