Challenging Logic Puzzles - Ted Warner - Books - - 9781981074945 - May 11, 2018
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Ted Warner
Challenging Logic Puzzles

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Irupu ("I-Loop") is a logic puzzle invented by Naoki Inaba (Japan).
A rectangular or square grid contains circles in some cells.
The goal is to locate some blocks in the grid, having the size either 1 x 3 or 3 x 1.
Each block contains one circle and must be orthogonally adjacent to exactly two other blocks. All block cells form one contiguous region.

Media Books     Paperback Book   (Book with soft cover and glued back)
Released May 11, 2018
ISBN13 9781981074945
Pages 116
Dimensions 152 × 229 × 7 mm   ·   181 g
Language English  

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