Working in groups, learners research four countries' populations over the past 30 years. Using the data collected, the teams find regression equations that best fit the data. Taking the regression equations, they then make predictions...

[Free Registration/Login Required] An informational text about huge waves created by an undersea ridge off the coast of California called Cortes Bank. A question sheet is available to help students build skills in reading comprehension.

[Free Registration/Login Required] An informational text about paper money as it cycles through the economy. A question sheet is available to help students build skills in reading comprehension.

[Free Registration/Login Required] An informational text about a man who found the fossil of a wooly mammoth. A question sheet is available to help students build skills in reading comprehension.

In this interactive game, students match social studies terms to the correct fill-in-the-blank sentences. These are drawn from a bank of 25 vocabulary words and there are multiple games.

[Free Registration/Login Required] An informational text about Cortes Bank, a site in California with some of the biggest waves in the world. A question sheet is available to help students build skills in reading comprehension.