Got a few minutes? Sit down and tackle 60 perplexing brainteasers, from math stumpers to mini crosswords, that will challenge your intelligence.

Don't think too hard or you'll never solve these logic puzzles and riddles. The answers to all 187 are easy once you catch the tricky wording. How can you tie a knot in a napkin by holding one end in each hand without letting go of it? Impossible, you say (or your friends will say, if you bet them). But: Cross your arms and hold a tip of the napkin in each hand. When you uncross your arms, the knot will be formed! Now try this riddle: I climbed up a cherry tree, where I found cherries. I did not pick cherries, nor did I leave cherries. How can you explain this? Answer: I climbed up a cherry tree with two cherries in my hand. I picked only one. I left the other one on the tree. I did not "pick cherries," because I "picked a cherry." Take this dare: My bird can fly faster than any supersonic plane. Here's how: If you put my bird inside any plane and make it fly in the same direction as the plane, it will go faster than the plane. 96 pages, 52 b/w illus., 5 3/8 x 8 1/4.

To solve these tantalizing teasers, you'll need to think carefully and logically. No special knowledge is required ... just common sense.

Got a couple of minutes to spare? Then test your smarts with this latest entry in the Mensa series-short, thematic, no-pencil word puzzles that really exercise the brain. Some of the subjects include "Special Days," "Celebrities," and "Hidden Things," and there are kid-friendly bonus sections, too. Fill in the blanks of the Q Puzzles: "A q __ __ __ __ __ at a meeting is a __ __ __ __ __ q __ __ __ __ __ __ for voting on motions," would make sense with the words quorum and prerequisite. Or try synanograms--a fun mix of synonym-finding and anagram solving. At the end, compare your results with those of Mensa members--the smartest two percent of the population.

This jumbo pad, packed with 120+ favorite brain teasers, riddles, quizzes, Hidden Pictures® puzzles, and logic puzzles, provides entertainment and a fun challenge for the whole family! Brain teasers are challenging, fun, and educational! With puzzles and activities specially designed to entertain kids while also giving their brains a workout, this pad is great for a gift, sharing with friends on play dates or rainy days, or as an ideal activity for family game night. Each puzzle page easily tears out and includes answers on the back.

Calling all puzzlers... From mathematics to word puzzles, from logic to lateral thinking, veteran puzzle maker Derrick Niederman delights in tackling the trickiest brainteasers in a new way. Among the old chestnuts he cracks wide open are the following classics: Knights and knaves The monk and the mountain The dominoes and the chessboard The unexpected hanging The Tower of Hanoi Using real-world analogies, infectious humor, and a fresh approach, this deceptively simple volume will challenge, amuse, enlighten, and surprise even the most experienced puzzle solver.

This book is for the smart and curious mind at any age like yours. It should also go a long way to improve performance of young minds—in higher Schools, Colleges and Work environments. It contains hand-picked 50 brain teasers and the solutions. None of the puzzles are too easy or for that matter too difficult that you won't be able to solve. The puzzles are of mixed variety - intriguing riddles, logic puzzles, river crossing puzzles, and ball weighing puzzles. Most of the puzzles are uncommon but all are interesting. No math puzzles, you don't need any prior knowledge to solve the puzzles. Puzzle solutions are hand-crafted using innovative problem solving techniques. The new methods used for solving the puzzles will surprise and enrich you. To add value to the work, a few of the Innovative problem solving techniques used in solutions, namely, Working backwards, End state analysis, Property change analysis, Question Analysis Answer are collected in brief as Appendix. These are general problem solving techniques you may use for solving not just puzzles, but other types of problems also. It is a book of 50 puzzles that you will enjoy solving. It also is the book that will show you new ways to solve problems.

The varied puzzles stimulate the readers brain and anyone with a slightly mathematical bent of mind will find the book fascinating. Even those who avoid mathematics may be attracted to the story format of these puzzles as they combine deductive ability with interest and enjoyment. The book is unique and will be of interest to candidates for competitive examinations. The puzzles are sure to appeal to readers of different levels of ability. This book is bound to find a wide readership amongst people of the English-speaking world.