We like to think that we're pretty good at math, especially after years of schooling. But every once in a while, a simple third-grade math problem manages to trip us up and make us question our ...

Third grade was a long time ago, and many of us have forgotten even the most basic of principles. Fortunately, they’re pretty ...

Students learn the meaning of the word area and learn how to find area. In this lesson, students learn the meaning of the word area and learn how to find area by both counting the units and ...

Students will learn how to draw an array based on a multiplication equation. In this lesson, students will learn how to draw an array based on a multiplication equation written by the number of groups ...