The File Folders in Your Mind are Filled with Information You Can Sell

Many years ago, I wrote an article titled "Demystifying the X". It was about the fear of variables I often saw in my high-school-level math students, and how that fear could easily be avoided if only we got our children comfortable with variables much earlier. Every first grader, after all, knows how to solve this problem: 2 + ____ = 5 . What could be simpler than teaching that same child to solve this … [Read more...]