Classic Brainteasers by Martin Gardner

By Martin Gardner

"Gr.4-6. From math, technological know-how, and common sense puzzlers to notice video games to what's-wrong-with-this-picture demanding situations. comic strip illustrations supply the publication pick-me-up charm, yet it is the video games themselves that would continue readers going as they fit wits with Gardner, problem their buddies, or just learn alongside and lookup the solutions within the back."-- "Booklist

. ninety six pages, fifty one b/w illus., five 3/8 x eight 1/4.

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How can the store make a profit by selling it so cheap? Answer on page 87. " This seems impossible. Can you explain? Answer on page 87. Mrs. Perkins' Pets All of Mrs. Perkins' pets are dogs except one, and all her pets are cats except one. How many cats and dogs does she have? Answer on page 87. 46 Can you draw a path from Mr. Smith to the computer store, another path from Mrs. Smith to the fitness studio, and a third path from J i m m y Smith to the ballgame—without having one path cross another?

Thirty cents. CUSTOMER: I'll take fourteen. CLERK: Sixty cents. CUSTOMER: I'll take a hundred and forty-four. CLERK: That will be ninety cents. What on earth is the customer buying? CUSTOMER: CLERK: Answer on page 85. 33 The Stolen Lugs Mr. Green has removed a flat tire and is putting on the spare. He doesn't know that a squirrel is stealing the four lugs (nuts) that hold the tire to the axle. After finding the lugs missing, how does Mr. Green manage to attach his spare tire and drive to the nearest serv ice station where he can obtain four more lugs?

Write down the color of the animal. 4. Write down the name of an animal starting with the last letter of the country's name. 5. Write down the name of a fruit starting with the last letter in the name of the animal you chose for the fourth step. Now to the answer section. We'll give our prediction of the five words you have written! Answers on page 86. 40 41 Professor Egghead's PROVERBS Professor J. Fortescue Egghead likes to use big words and complicated sentences. Here is how the professor would say eight well-known proverbs.

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