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 ...

At the University of Illinois last week, a big man in a rumpled brown suit strode up to a blackboard and wrote: ‘ times zero equals zero.” Then he asked ten junior-high-school students to make the ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...