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.
puzzle games for adults - puzzle game books - puzzle game books for adults - puzzle game adult - puzzle game brain teaser - puzzle game for adults - puzzle game gift - logic puzzles - logic puzzles for adults - logic puzzle books for adults - logic puzzle book - logic puzzle games - logic puzzle workbook - logic puzzle adult - logic puzzle for adults - logic puzzle grid - logic puzzle magazine for adults - brain teasers for adults - brain teaser puzzles - brain teaser puzzles for adults - brain teaser games - brain teaser adult - brain teaser books for adults - brain teaser books - brain teaser games for adults