Click on a thumbnail to go to Google Books.
No current Talk conversations about this book.
References to this work on external resources.
Wikipedia in English
No descriptions found.
The hot new puzzle craze. The result is a numerical braintease compulsive and in the simplicity of its rules, sublimely beautiful. This collection which ranges in difficulty from the gentle to the diabolical is the most extensive on the market.
Is this you?
Become a LibraryThing Author.