Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks
For use in schools and libraries only. An accessible guide to mathematical calculation reveals the secrets of rapid mental calculation, memorization, and other feats of the mind, with tips on how to add, subtract, multiply, divide, and work with fractions, squares, and cube roots.
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Very good book for kids and adultsUser Review - saxxa - Overstock.com
I use this book in order to encourage my kids to think mathematically in order to solve everyday problems and to help them in their school work. If you want to use it with kids I recommend looking ... Read full review
LibraryThing ReviewUser Review - trilliams - LibraryThing
I kind of don't want anyone else to read this. Read full review