01. Math in Your Head!.aviseeders: 1
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Mathemagic by Arthur Benjamin Dr. Benjamin shares all of his secrets of doing mental math faster than a calculator in his Mathemagics course. The course consists of three DVDs and an audio disk, along with an autographed copy of his book, Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks. (The book is co-written with Michael Shermer and has a foreword by Bill Nye, the Science Guy.) The cost of the course is $49 (or $39 without the book) plus tax, shipping, and handling. Credit card and Paypal orders are accepted. https://www.math.hmc.edu/~benjamin/mathemagics/store.html Sharing WidgetScreenshots |