# Quick Easy Way to Untangle Confusion re: “Greater” and “Less”

Once students learn about negative numbers and absolute value, the concept of greater and less becomes a bit “cloudy.” What was once clear is now “muddied.” But there is an easy way for students to tell which of two numbers is greater and which is less. That method involves looking at the numbers on the […]

# Math in movies: Who says math isn’t cool?

Who says math is not “cool”? Check out this list of movies that prominently feature math content in the storyline? This should be enough to motivate many of our students who complain that math is not relevant to the “real world,” or who just feel that math is only for “nerds.”

# How to Decrease Mistakes in Algebra – Part 3

The double-slash helps students for a variety of reasons. This post explains some of the reasons why it works.

# Invisible Misunderstandings: Square roots of 2 and 3

There are large chunks of mathematical knowledge that we often assume students have down. In fact, they often lack that knowledge. A good example is this: most students I work with have virtually no sense as to the value of the square root of 2 or the square root of 3. This post offers a […]

# Origins of the Coordinate Plane

One of the legends of math relates to the invention of the coordinate plane system. The legend states that Descartes was inspired to invent this system after watching a fly move around on the ceiling over his bed. This post tells the story and points out its relevance for modern math teachers.

# New Approaches to Help Students Overcome Math Struggles

The teaching technique of finding out and helping students learn the “baby steps” that make up the larger math processes is having success through an organization called “Jump Math.” Read about it on this post.

# “Algebra-for-All” Strategy, Good or Bad? Get the News

For more than a decade now, state education departments have been mandating that all students must pass Algebra 1 in order to graduate from high school. New studies are finally coming out on the effectiveness of this push. Read the referenced article to find out what the latest research has to say.