Mental magic
por Martin Gardner
A collection of math tricks using the magic of numbers in which the marvelous Professor Picanumba can seemingly predict random events in dozens of numerical exercises. Includes answers at the end.
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- ● children's books, fantasy
the long version
A collection of math tricks using the magic of numbers in which the marvelous Professor Picanumba can seemingly predict random events in dozens of numerical exercises. Includes answers at the end.
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"A collection of math tricks using the magic of numbers in which the marvelous Professor Picanumba can seemingly predict random events in dozens of numerical exercises. Includes answers at the …"
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