One of the biggest barriers for secondary English learners in math is not computation, but language. The subject’s complex ...

Emily Riehl thinks hard about objects that don't exist in the material world yet mysteriously seem to underlie many things that do. These objects have no concrete existence of their own, but they do ...

We teach the wrong math, tested in the wrong way, writes Ted Dintersmith.

What mathematical knowledge do elementary teachers use in teaching? About 10 years ago, Deborah Ball and her colleagues at Michigan State University carried out a research project to address this ...