When you’re solving a challenging math problem, you know your brain is working hard. But what, exactly, is going on in there? Despite decades of research into math teaching and learning, there is ...

In this video I will go through my notes to explain how to determine the inverse of a function. We will mainly focus on ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

“How do I write an equation for exponential decay?” one of my students asked me recently. “I’m trying to predict when Indian elephants will become critically endangered.” I’m a high school math ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

Within the last few years, it has become increasingly popular for educators, social scientists, and even politicians to question the necessity of an education in mathematics. In his popular 2016 book, ...