We know the struggle with mathematics—for both teachers and students—all too well. Students’ math scores, as per the “Nation’s Report Card,” have plunged to record lows. Misconceptions in early grades ...

This article presents a way of studying the rationality that mathematics teachers utilize in managing the teaching of theorems in high-school geometry. More generally, the study illustrates how to ...

Before high school, statistics and geometry often get shunted to the end of the academic year, increasing the odds that teachers may not get to them. The tips, examples, and resources below can help ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Half-Life: Alyx may give you nightmares full of head crabs, but it can also be used to give a ...

This is a preview. Log in through your library . Abstract Although mathematical practice has traditionally valued two distinct kinds of mathematical work— referred to by Gowers (2000) as theory ...