Logic & Brain Teasers
epub |eng | 2016-02-25 | Author:Owen O'Shea

or . This equation can be rearranged as x4 – 4x3 – 2x2 + 4x + 5 = 0. This equation involves a power of 4 and is called a ...
( Category: Logic & Brain Teasers July 10,2016 )
epub |eng | 2015-02-07 | Author:Kim Chamberlain

POETRY 7 Make up a limerick. A limerick is a humorous poem consisting of a stanza of five lines, where the first, second and fifth lines rhyme with each other, ...
( Category: Puzzles February 8,2016 )
epub, pdf |eng | 2005-03-08 | Author:Michel Noir & Bernard Croisile [Noir, Michel & Croisile, Bernard]

ÔßÒÙËßÙÛ ïðë ¼±²K¬ µ²±© ¬¸» Ô·¬¬´» λ¼ η¼·²¹ ر±¼ -¬±®§ô ¿²¼ ·º §±« ¼±²K¬ µ²±© ¬¸¿¬ »´»°¸¿²¬- ¼±²K¬ »¿¬ ¸«³¿²-ô ¬¸» »¨¿³°´» ¿¾±ª» °®±¾¿¾´§ ¼·¼²K¬ -»»³ -¬®¿²¹» ¬± §±«ò ׺ ...
( Category: Logic & Brain Teasers June 12,2015 )
epub |eng | 2006-06-26 | Author:Julian Baggini [Baggini, Julian]

See also 1. The evil demon 28. Nightmare scenario 62. I think, therefore? 98. The experience machine 52. More or less Carol had decided to use a large slice of ...
( Category: Ethics & Morality May 25,2015 )
mobi, epub |eng | 2009-10-19 | Author:The New York Times

They’re Her Colors. We Just Wear Them. By AMANDA PRISCHAK | June 22, 2008 Essie Weingarten, founder and president of Essie Nail Polish based in Astoria, Queens. ESSIE WEINGARTEN IS ...
( Category: General April 5,2015 )
epub, mobi |eng | 1960-01-01 | Author:Three at Wolfe's Door [Door, Three at Wolfe's]

VII Since Wolfe had suggested that I should bring Kearns there so we could look at him together, I would just as soon have let him think that I had ...
( Category: Political March 3,2015 )
epub |eng | 2014-08-23 | Author:Peter Keyne & Rudolph Amsel [Keyne, Peter]

4. Three and a Half Boys A woman has seven children. Half of them are boys. How can this be possible? 5. A Seemingly Simple Sum A teacher leans over ...
( Category: Puzzles February 5,2015 )
epub |eng | 2012-10-11 | Author:Daniel Smith [Smith, Daniel]

2. Kenny Adrenalin is discovered dead in the middle of the Sahara. He is face down in the sand, sporting a large backpack. There is no sign of foul play. ...
( Category: Logic & Brain Teasers January 6,2015 )
mobi |eng | 1992-01-01 | Author:Raymond M. Smullyan

II. CAN YOU FIND THE KEY? “If you like curiosities and complex problems,” said Quincy, “I must tell you of a curious system devised by Professor Cudworth, who is another ...
( Category: Logic & Brain Teasers December 19,2014 )
epub, azw3 |eng | 2014-12-02 | Author:Matt Parker [Parker, Matt]

The Tower of Hanoi from Récréations mathématiques. The Tower of Hanoi, or to quote Lucas exactly, ‘La Tour d’Hanoï’, takes up only three pages in the book, roughly a third ...
( Category: Logic & Brain Teasers December 6,2014 )
mobi, epub |eng | 2010-03-31 | Author:Baggini, Julian [Baggini, Julian]

See also 1. The evil demon 28. Nightmare scenario 62. I think, therefore? 98. The experience machine 52. More or less Carol had decided to use a large slice of ...
( Category: Logic & Brain Teasers September 29,2014 )
mobi, epub |eng | 2011-11-02 | Author:Baggini, Julian [Baggini, Julian]

Hit 13 This is a flagrant contradiction. If you agree that it is justifiable to base one’s beliefs about the external world on a firm, inner conviction, regardless of the ...
( Category: Logic & Brain Teasers September 29,2014 )
azw3 |eng | 1980-04-15 | Author:Karl Albrecht

Although the exclusive use of divergent questions would probably turn an ordinary conversation into a confused tangle of highly abstract topics, a few carefully selected ones could help to keep ...
( Category: Logic & Brain Teasers September 3,2014 )
epub |eng | 1980-07-30 | Author:Karl Albrecht

Although the exclusive use of divergent questions would probably turn an ordinary conversation into a confused tangle of highly abstract topics, a few carefully selected ones could help to keep ...
( Category: Logic & Brain Teasers July 31,2014 )
epub, pdf |eng | 2011-01-30 | Author:Ian Livingstone

Score yourself using the TOUGH score table and turn to 11. 200 Dots and Triangles Start the clock! How many triangles of all possible sizes can you get from this ...
( Category: Logic May 31,2014 )