It’s simple, but pretty neat when you consider just how torturous trying to draw anything circular, rounded, or curvy on a traditional Etch a Sketch is.

Caleb Terrell likes the new way his class is doing math."Last year we had big sheets of math we had to do for a long time," said the fourth-grader. And now?"We get to draw math."Students at ...

A hard-to-put-down online game asks you to perform just one task: draw the perfect circle on your phone or tablet. Can you do it?

One exercise was to draw concentric circles, and put your family or closest friends in the center circle, people you talk to once a week in the next circle, once a month in the next, etc.

Let's face it: drawing circles is hard. Our minds are programmed to love the symmetry of the shape, but our hands just can't make it perfect. We're so inadequate at drawing circles, scientists ...