If you’ve homeschooled for any length of time, you know the panic that hits when you realize your child forgot how to multiply fractions—or worse, that you can’t quite remember how to explain it ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

For children who find math difficult or frustrating, or who just like to be challenged, there are many cool math games online to play for free. But are they useful? Research shows that the brain’s ...