While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

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 ...

Susan Sonnenschein received a small grant from the Psychology Department at UMBC for some of the research discussed in this article . Rebecca Dowling and Shari Renee Metzger do not work for, consult, ...