“Number sense” and math ability: what assumptions drive the science?

Media reporting of new paper wrongly implies that it shows that mathematical ability is based on how good our inborn "number sense" is.

We won’t fix math education without fixing math stigma

Americans lag behind other countries in math ability for one simple reason that all the government commissions in the world won't solve — because in America, it's cool to hate math.

Mathematics, rules, and sociality

Human brains are pre-adapted to do mathematics, and to make rules that apply to everything we do—but only because we happen to be a social species.

Mathematics and quilting

My sampler quilt demonstrates all the regular and semiregular Archimedean tilings of polygons in a Euclidean plane.