**pre-reqs:** *none* I know who you are. I have seen you before and talked to you before. You are taking introductory physics and you are scared. Why does this have to be so difficult? It seems like ...

In this video, we explain vectors and derivatives as essential math methods used in physics, showing how they describe motion, direction, and change. Clear explanations and examples help connect ...

I voted for the calc based physics. While its been awhile, I don't recall the calculus they put you through in physics 101 being all that intense. And I also recall having it fairly well spelled out, ...

Educators and school leaders know that exposing students to a robust STEM education is of the utmost importance. Today’s schools are increasingly mobile, whether students are given devices through a ...

Cluster algebras constitute a robust framework at the interface of algebra, combinatorics and geometry. Since their introduction, they have provided fertile ground for understanding total positivity, ...