The students huddled around their tables, scribbling and erasing their notes, nodding and shaking their heads and rearranging the blocks in front of them. “There has to be a hole in the middle.” “We ...

As a rookie engineer in my first job, my boss presented me with a pile of notebooks that belonged to a recently retired senior engineer. He asked me to distill the most common calculations in them ...

All routes to STEM (science, technology, engineering and mathematics) degrees run through calculus classes. Each year, hundreds of thousands of college students take introductory calculus. But only a ...