Teacher's Corner
Hey Batter, Wake Up!
Does jet lag affect a baseball team's performance in games? Read about how a baseball team's chance of winning a game can be affected by traveling over one, two, and three time zones. Readers then respond to five short answer questions...
Curated OER
World Without Oil
Students discover the world of fossil fuels and oil shortages. In this world economy lesson, students read articles on the Internet discussing the world's dependence on oil and the possibility of an extended oil shortage....
Curated OER
Life is Starting to Change
Students investigate the tough economic times by discussing supply and demand. In this economics activity, students read a news article and identify specific examples of the oil crisis that has touched their lives. Students...
Virginia Department of Education
Balancing Act
How many different interpretations of the mean are there? Scholars place numbers on a number line and determine the mean. They interpret the mean as the average value and as the balance point.