Logic and Number Puzzles Vol 4: Corral, Easy as ABC, Eulero, Faibuseruzu, Light Up, Norinori, Not 4 in a Row, Number Chain, Settokapetto And lots More!: Juice, Puzzle: 9781699705032: Amazon.com: Books
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Easy as ABC
File:Easy as ABC solved puzzle.png - Wikibooks, open books for an open world