Mathemagics: How to Look Like a Genius Without Really Trying
MATHEMAGICS shows you how to add, subtract, multiply, and divide faster in your head than with a calculator, let alone using pencil and paper. Imagine knowing the cash register total at the supermarket before the clerk rings it up, or the exact tip at a restaurant without appearing to think about it. With MATHEMAGICS these tricks are so easy to learn that they make calculating actually enjoyable.
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Mathemagics: how to look like a genius without really tryingUser Review - Not Available - Book Verdict
Amaze and mystify your friends! Benjamin has performed his "art of rapid mental calculation'' for audiences of all ages and levels of mathematical sophistication, and now he reveals his secrets to you ... Read full review
The Art of Guesstimation
A Memorable Chapter
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