From at least the nineteenth century, educators have thought that playing with specially designed blocks would give children a tangible sense of mathematical relationships. The San Diego, California, ...

Few elementary education programs give future teachers enough exposure to foundational math concepts, like number sense and algebraic reasoning, before they reach the classroom. That’s the upshot of a ...

Using words like ‘factors,’ ‘denominators’ and ‘multiples’ may be part of a constellation of good math teaching practices.