Philip Keller has been talking to young students about math and science just about incessantly for almost three decades. After graduating from Princeton University with a degree in Mechanical and Aerospace Engineering, he became a high school math and science teacher, teaching mostly physics but also chemistry, calculus and geometry, along with a steady side dish of SAT math. He is the author of "The New Math SAT Game Plan."
When he has no captive audience to talk to about these things, he blogs about them instead. You can see his mathematical digressions at www.advancedmathyoungstudents.c...