Henry Ford and the Model T: A Case Study in Productivity (Part 3)
When Henry Ford announced he was going to produce an automobile that would be affordable to the masses, it is doubtful even he realized the far reachi...
Grade: 6-8 9-12    Published: 01/15/2008

Fill 'er up, Please
Americans drive more than 2.6 trillion miles per year, that's 14,000 round trips to the sun! And for the most part, these vehicles are all running ...
Grade: 6-8    Published: 04/23/2003

Marketplace: Oil Is a Slippery Business
OPEC is generally seen as the primary institution that controls oil prices. Is that what OPEC really does? Use this lesson to get an overview of th...
Grade: 6-8 9-12    Published: 05/22/2002

The Prices Are Changing
This lesson will help students to understand how markets are created by the interaction of buyers and sellers, what demand and supply are, what equili...
Grade: 6-8    Published: 06/11/2009

Collecting for Fun . . . and Profit?
Art, baseball cards, coins, comic books, dolls, jewelry and stamps are just a few examples of the many things people collect. While some people col...
Grade: 6-8 9-12    Published: 12/27/2004