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Mathamusements - Tapa blanda

Blum, Raymond

 
9780806997841: Mathamusements

Sinopsis

A collection of 26 tricks, puzzles, memory tests and amusements based on mathematics. All you need is a pencil, a piece of paper and a few supplies from around the house. "Spelling Bee" is a card trick, and "Your Favourite Number" involves calculator tricks.

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Reseña del editor

These tricks, puzzles, memory tests, and other experiments will get you started. All you need is a pencil, a piece of paper, and a few supplies handy around the house. Guess your friend's secret number. Balancing Act shows how you draw half a painting, and the paper creates the other half. Cricket thermometer tells the correct time by counting the number of times a cricket chirps in 15 seconds. Or try the other dozens of fun challenges. Draw special straight lines that turn into circles. Get your Favorite Number to show up on a calculator every time. Try Zooming - taking a favorite cartoon and enlarging it with just pencil and paper. Grab this book and you'll be ready to have fun with numbers.

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