|
Home /
History |
|
|
|
History |
 |
|
|
|
|
|
|
|
|
|
The Tangramion
 |
|
by Serhiy Grabarchuk |
|
This is a new assembling puzzle
consisting of seven two-sided tiles which initially form
a perfect square. Using all the seven tiles, you can
solve different challenges both entertaining and
cognitive..." |
|
|
Put-Together Puzzles
|
go to puzzle > |
|
|
|
|
|
|
|
|
|
|
|
DualDoku |
|
by Peter Grabarchuk |
|
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... |
|
|
go to puzzle > |
|
|
|
|
|
|
|
|
|
|
|
Slant Numbers |
|
by Serhiy Grabarchuk |
|
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)... |
|
|
go to puzzle > |
|
|
|
|
|
|
|
|
|
|
|
Jigsaw-Roundoku |
|
by Serhiy Grabarchuk |
|
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... |
|
|
go to puzzle > |
|
|
|
|
|
|
|
|
|
|
|
Playing with Puzzle Classics |
|
by Serhiy Grabarchuk |
|
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... |
|
|
read more > |
|
|
|
|
|
|
|
|
|
|
|
Puzzle Classics at G4G7 |
|
by Serhiy Grabarchuk |
|
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... |
|
|
read more > |
|
|
|
|
 |
Games |
|
|
|
|
|
|
Loyd, Dudeney and... Galactic Takeover |
|
by Serhiy Grabarchuk |
|
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... |
|
|
read more > |
|
|
|
|
|
|
|
|
|
|
|
Two Oval Stools to a Table |
|
by Serhiy Grabarchuk |
|
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... |
|
|
read more > |
|
|
|
|
| |
