Chemistry wordoku
Sudoku-style letter puzzles with a chemistry slant
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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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PuzzleChemistry wordoku #100
Celebrate 100 wordoku puzzles with us, and find the hidden Nobel laureate
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PuzzleChemistry wordoku #097
Find the anti-inflammatory drug in the solution to this sudoku-inspired puzzle
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PuzzleChemistry wordoku #094
Take a deep dive into this puzzle to find the hidden shellfish compound