Chemistry wordoku
Sudoku-style letter puzzles with a chemistry slant
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PuzzleChemistry wordoku #116
The puzzle that requires both logic and a sprinkling of chemistry knowledge
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PuzzleOctober 2025 puzzles
Download the puzzles from the October 2025 print issue of Chemistry World
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PuzzleChemistry wordoku #113
Two puzzles in one! Solve the sudoku-inspired letter puzzle, then descramble the American chemist
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PuzzleChemistry wordoku #110
Solve this sudoku-style puzzle and unscramble the 18th century chemist
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PuzzleSeptember 2025 puzzles
Download the puzzles from the September 2025 print issue of Chemistry World
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PuzzleChemistry wordoku #107
Search for the scientist who specialises in synthesis in this sudoku-style puzzle
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PuzzleChemistry wordoku #105
The author of the first text on chemistry is written through this sudoku-style puzzle
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PuzzleChemistry wordoku #104
There’s a chemist with an interest in chiral nanomaterials hiding in this letter-based puzzle
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