One day more than a year ago, an 8-year-old named Andrew told his parents he wanted to learn to do long division. His dad, Tim Sylvester, looked up a YouTube video explaining the basic steps and began ...

This whole lesson looks at What Circles Are and What Pi Is. It comes with some fun activities and an excellent handout on different parts of a circle. 3.1415 ... is the value of Pi, but it is not what ...

A worksheet on area of circles and sectors of circles. In the exercises the students are required to find the area of a circle given its diameter or radius, find the radius or diameter of a circle ...

Michelle Manes has taught math in almost every setting. She taught public high school students, deaf elementary school students, and middle school girls at a single-sex school. But eventually, she ...