Before every important test, teacher Nancy Barajas dims the lights, turns on a disco ball and blasts music from her playlist.

In this video series I show you how to graph linear inequalities. When graphing linear inequalities we now have to account for two variables. We graph linear inequalities using the same process as ...

“We can either have democracy in this country, or we can have great wealth concentrated in the hands of a few. But we can’t have both,” Supreme Court Justice Louis Brandeis once warned. His concerns ...

Want more charts like these? See our charts on the secrets of the jobless recovery, the richest 1 percent of Americans, and how the superwealthy beat the IRS. How Rich Are the Superrich? A huge share ...

During the Great Depression, as he saw ordinary people’s purchasing power collapse, Federal Reserve Chairman Marriner Eccles warned that excessive saving by the rich was draining demand and deepening ...

👉 Learn how to graph linear inequalities written in standard form. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies ...

Kindergarten students counting, sorting and stacking blocks may not seem significant, but how well they understand numbers at that age can shape their confidence with math, their success in courses ...

Data from the Federal Reserve shows that the so-called K-shaped economy in America is alive and well, with low- and middle-income households falling further behind as the richest Americans pull away.

Rarely in politics do we see genuinely new big ideas; instead, we see old ideas repackaged and communicated through new media. However, new technology often has a dramatic impact. The most obvious ...