Solving arithmetic problems, even simple subtractions, involves mental representations whose influence remains to be clarified. Visualizing these representations would enable us to better understand ...

Here's the thing about math that nobody tells you: it's less about memorizing formulas and more about knowing which tools to reach for. By fourteen, students should have a problem-solving toolkit that ...

Two multi-ethnic workers working in a plastics factory, standing on the factory floor, looking at the control panel of one of the machines. The African-American man is pointing to the panel. His ...