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Publications |
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This part of the AgeOfPuzzles.com
is created to show my puzzles and puzzle articles which
were published in different newspapers, bulletins,
newsletters, magazines, books, and on the Web. They are
republished here or linked to the respective pages on
the Web with permission. |
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Seven Puzzles for G4G7 |
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by Serhiy Grabarchuk |
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The
Gathering for Gardner (G4G) is the unique biennial
event founded in 1993 by Gardner fan and puzzle
collector, Tom Rodgers. Getting together in Atlanta, the
World's foremost mathematicians, puzzlers and magicians,
deeply influenced by Martin Gardner's work and life,
bring with them some writings related to the fields of
their interest and prepared specially to honor Martin
Gardner... |
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read more > |
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DualDoku |
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by Peter Grabarchuk |
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One more puzzle of the
2nd World Sudoku Championship held in Prague on
March 28 -- April 1, 2007. The big grid consists of two
partially overlapped 9x9 sub-grids. All the rules are as
in the "standard" Sudoku... |
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go to puzzle > |
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Slant Numbers |
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by Serhiy Grabarchuk |
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This is another puzzle of the
2nd World Sudoku Championship held in Prague on
March 28 -- April 1, 2007. It was part of the 2WSC
play-off. Every square cell of a 6x6 square grid is
divided diagonally into two triangle sub-cells (white
and gray)... |
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go to puzzle > |
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Jigsaw-Roundoku |
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by Serhiy Grabarchuk |
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This was the
final puzzle of the
2nd World Sudoku Championship held in Prague on
March 28 -- April 1, 2007. The goal is to fill in a 9x9
grid assembled of nine jigsaw pieces with numbers 1
through 9 so that "round" numbers (3, 6, 8, and 9) go to
the round ears of those jigsaw pieces... |
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go to puzzle > |
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Playing with Puzzle Classics |
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by Serhiy Grabarchuk |
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In the December issue, GAMES
Magazine publishes my article, Playing with Puzzle
Classics, see pages 84-89. It's devoted to different old
puzzles with a modern look on them, and contains a lot
of interesting puzzle materials I've never published
before... |
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read more > |
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Math & Logic Medley |
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A cute selection of my puzzles is
published in the November issue of the GAMES World of
Puzzles in its Special Bonus section, see page 40. This
time the section is named Puzzle Book Potpourri, and
presents different puzzles from Sterling puzzle books... |
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read more > |
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Puzzle Classics at G4G7 |
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by Serhiy Grabarchuk |
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Classic puzzles make a substantial
and distinctive part within all puzzles available to
puzzlers in different forms, real and virtual. Many of
them are well-known, and still they hide a lot of
surprises which can lead puzzlers to new and improved
solutions, while puzzle creators can come up with new
challenges and variations... |
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read more > |
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Boris Kordemsky |
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by Will Shortz and Serhiy
Grabarchuk |
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Boris Kordemsky
(1907-1999), a Russian teacher and popularizer of
recreational mathematics, is probably the best-selling
author of nonword puzzle books in the history of the
world. By exciting millions of people in mathematical
problems over five decades, he influenced generations
of solvers both at home and abroad... |
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read more > |
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Games |
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Loyd, Dudeney and... Galactic Takeover |
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by Serhiy Grabarchuk |
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It's amusing to see how things that
were interesting to puzzlers many decades ago look fresh
and attractive today. Of course, they were presented in
a somewhat different manner, but their core is still
appealing to their solvers... |
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read more > |
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How to Outwit the Parity |
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by Serhiy Grabarchuk |
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Everyone who has ever tried to
solve Loyd's "14-15" puzzle very soon felt some
invisible force that prevents to solve the puzzle. And
this force is so stubborn, so strong that one might
continue attempts to eternity without success. The name
of this force is the Parity... |
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Two Oval Stools to a Table |
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by Serhiy Grabarchuk |
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This well-known, classic puzzle
with transformation of two oval stools into a circular
table top has long and interesting history. More than
180 years ago, in 1821, John Jackson posed in his book
Rational Amusement for Winter Evenings a puzzle
how to transform a circle into two hollow ovals... |
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