# Tag Archives: Teaching

## What is an Infinitesimal?

A guest post from Reginald Anderson at Kansas State University. First-time learners of calculus often struggle with the notion of an infinitesimal, and considering $\frac{dy}{dx}$ literally as a fraction can lead students astray in Calculus III and differential equations, when … Continue reading

## Ingredients of a Class Activity

Non-lecture math education seems to be getting its advocates in the math communities at all levels. Every alternative to the traditional math education involves some sort of class activity, where students are given tasks to complete in groups or pairs. … Continue reading

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## Reflections on Time and Space in Mathematics Classrooms

During this semester of teaching, I have decided to focus on the ways in which I engage with time and space in the classroom.  To frame this consideration, I have been looking at a book chapter entitled Landscaping Classrooms Towards … Continue reading