Puzzle King Publishing Suguru Puzzle Books for Adults: Tectonics Japanese Math Logic Number Puzzle | 500+ Puzzles | Easy to Hard

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Suguru Puzzle Books Suguru (Also called “Number Blocks“ or “Tectonics” ) is a logic puzzle invented by Naoki Inaba. The puzzle consists of a grid divided into multiple outlined regions. Each region must be filled with each of the digits from 1 to the number of cells in the region. So, a single-cell block contains the digit 1, a block of two cells contains the digits 1 and 2, and so on. The aim is to fill the grid so that no same digit is touching, not even diagonally. ThisSuguru Puzzle Bookis afunway for teens or adults to sharpen their minds and test their logic. Including504 Puzzlesof varying size and difficulty to keep youentertained for hours. Nonogram Puzzle Book Features: Loads of Puzzles: 504 PuzzlesSuitable forall Levels: 168 x Easy, 168 x Medium and 168 x Hard PuzzlesPerfectly Sized- 7" x 10"Solutions Can be Found at the Back of the BookPremium Matte Color Cover Puzzle King Publishing: Puzzle Books for Everyone!

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