“Man, I didn’t do nothing,” students often said to me when I spoke with them about their behavior. “My point exactly,” I replied. “If you didn’t do nothing, you must have done something.” It was after ...

In this lesson you will learn about adding and subtracting integers. Integers are positive and negative whole numbers and when first learning about integers it is useful to visualize how one integer ...

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An illustration of a magnifying glass. An illustration of a magnifying glass.

Conceptual misunderstandings students have about integers. Article describes a hands-on activity using a regular deck of playing cards that facilitates class discussion about integers and adding and ...

Mathematics Teaching in the Middle School (MTMS) is an official peer-reviewed journal of the National Council of Teachers of Mathematics and is intended as a resource for middle school students, ...