According to research by the author of Playful Interactions Dr. Karyn Purvis, scientists have determined that it takes approximately 400 repetitions to create a new synapse in the brain — unless it’s ...

A dozen parents gathered around veteran math educator Leanna Baker, moments before students show up for what is billed as a math “festival” for students at Allendale Elementary School in Oakland. “Do ...

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 ...