Using colours was the only way I could solve Puzzle #37 from the Domino Pack on CTC's app. It created a whole new set of logic which I thoroughly enjoyed solving! (Partial
Logic Sudoku Puzzle Game for Kids. Find Places for All Dominoes so Each Straight Line Contains Different Quantity of Dots Stock Vector - Illustration of mathematical, points: 229162200
Domino Loop (III) — Rätselportal — Logic Masters Deutschland
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