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Three Minutes Challenge Puzzles
by Giulio Zambon

ISBN: 978-1-4936-2182-8
Publisher: MatheMagics Asia
Published in: 2013. Pages: 134.
Available in print from the publisher and from Amazon.

One hundred and ninety-eight puzzles suitable for all solvers, one hundred and eighty for more experienced solvers, and one hundred and ninety-eight for those who like to be challenged.

In each puzzle, you start from the top and go down one line at a time making all calculations and writing the intermediate results in the right column.

Your goal is to complete in three minutes all puzzles that appear in a page of the book.

Example

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