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Brain Teasers For Adults : Triplets Puzzles - 100 Large Puzzles For Adults
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### Overview

Triplets ("One or All") is a logic puzzle invented by Naoki Inaba (Japan). The task consists of a rectangular or square grid divided into regions of exactly three cells. Some cells contain figures of 3 kinds: squares, circles, triangles. The goal is to fill in each cell with figures. Each region must contain all identical or all different figures. When two figures are orthogonally adjacent across a region boundary, the figures must be different.

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• ISBN-13: 9781983207198
• ISBN-10: 1983207195
• Publisher: Independently Published
• Publish Date: June 2018
• Dimensions: 9 x 6 x 0.28 inches
• Shipping Weight: 0.4 pounds
• Page Count: 116