How Do You Profit From Trading Stocks?

How do you measure a distance where the measurement tool will not reach? Pupils use the concept of similar triangles to perform indirect measurements. The lesson asks teachers to demonstrate the method and lead the class through a set of...

Young scholars calculate gains and losses of stock portfolios. Although the Global Stock Game (GSG) calculates profits and losses automatically, students should learn the basic math skills in calculating their stock investment the...

Consider one of the most fundamental questions of philosophy posed by Rene Descartes in his Meditations on First Philosophy: How do we really know we exist? This animated video is accompanied by multiple-choice assessment questions,...

Percent, parts, whole, how do these pieces fit together to solve a percent problem? Follow along as the instructor shows how to set this up as a proportion problem in order to solve it.

Subtracting an integer is as simple as adding the opposite value. Watch this video to see an example of how to change the signs and then add the two integers. Use this as a review after you have taught this valuable skill to your middle...

There are two methods for finding the percentage of a number. One is to use an equation, and the other is to use a proportion. This tutorial demonstrates with clear examples how to implement the proportion method. Insert this video into...

The instructor demonstrates how to plug-in given variables to rewrite an algebraic expression as a numerical expression. Follow the order of operation rules to simplify the numerical expression once you have plugged in those given values.

It seems like a simple process: we breathe in, our nose detects different scents, and our brain interprets the smell. But how does it actually work? How can something smell like vanilla to one person, but like urine to someone else? How...

How do you determine the correlation in a set of data? Plot the data, find the line of fit, then use that line to determine if the correlation is positive, negative, or no correlation. This tutorial demonstrates that when a line of fit...

Given a line, do you know how to find the slope? Yes, rise over run. Then all you have to do is plug in the given values and solve for the slope of the ramp.