Ripple Effect (also known as "Hakyuu", "Hakyuu Kouka", "Hakyukoka", "Seismic") is a logic puzzle published by Nikoli. The puzzle consists of a rectangular grid of any size divided into polyomino sections called "rooms". Each room must be filled with each of the numbers from 1 to the number of cells in the room. If two identical numbers appear in the same row or column, at least that many cells with other numbers must separate them.
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Ripple Effect (also known as "Hakyuu", "Hakyuu Kouka", "Hakyukoka", "Seismic") is a logic puzzle published by Nikoli. The puzzle consists of a rectangular grid of any size divided into polyomino sections called "rooms". Each room must be filled with each of the numbers from 1 to the number of cells in the room. If two identical numbers appear in the same row or column, at least that many cells with other numbers must separate them.
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Add this copy of The Big Book of Logic Puzzles Ripple Effect 400 Hard to cart. $15.02, new condition, Sold by Books2anywhere rated 5.0 out of 5 stars, ships from Fairford, GLOUCESTERSHIRE, UNITED KINGDOM, published 2017 by Createspace Independent Publishing Platform.
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Add this copy of The Big Book of Logic Puzzles - Ripple Effect 400 Hard to cart. $11.61, new condition, Sold by Ria Christie Books rated 4.0 out of 5 stars, ships from Uxbridge, MIDDLESEX, UNITED KINGDOM, published 2017 by Createspace Independent Publishing Platform.
Add this copy of The Big Book of Logic Puzzles - Ripple Effect 400 Hard to cart. $19.46, new condition, Sold by Ingram Customer Returns Center rated 5.0 out of 5 stars, ships from NV, USA, published 2017 by Createspace Independent Publishing Platform.
Add this copy of The Big Book of Logic Puzzles-Ripple Effect 400 Hard to cart. $38.01, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2017 by CreateSpace Independent Publis.
Add this copy of The Big Book of Logic Puzzles-Ripple Effect 400 Hard to cart. $61.51, new condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2017 by CreateSpace Independent Publis.