These pure logic challenges need only careful thought and determination.
Featured in Japan's #1 puzzle magazine, Gakken Mook.
Online play will be available through the Puzzle Society beginning summer 2008.
The goal is to fill the grid with consecutive numbers that connect horizontally, vertically, or diagonally.
- Format: Paperback
- Pages: 240 pages
- Publisher: Andrews McMeel Publishing
- Publication Date: 01/06/2008
- Category: Puzzles & quizzes
- ISBN: 9780740777738
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