In the Idea of Limits video, we introduce the idea of limits and discuss how it underpins all of the major concepts in calculus. In the Limit Laws video, we introduce the limit laws and discuss how to ...

For decades, high school students hoping to attend the most selective colleges in the country have received the same recommendation: Take the most rigorous courses possible. And over that time, ...

Many students find calculus intimidating—not because of the numbers, but due to its abstract nature. However, struggle is built into its DNA. This feature explores seven effective, research-backed ...