Young scientists know it is hotter along the equator, but why is it also rainier? Through the process of completing two experiments and a worksheet, scholars discover the answer is the intertropical convergence zone. First, they...

Make your class into Pythagorean theorem fanatics in no time. What a great resource to get your sports enthusiasts into the math game! Read the commentary so you can you can strategize how to apply the three math practices.

This section provides 18 study questions that require critical thinking skills over the content from Chapter 10: The Aggregate Demand/Aggregate Supply Model from the Texas Gateway AP Macroeconomics online text.