All Puzzles articles
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Puzzle
Cryptic chemistry crossword #106
‘Fool around with Dot and Kiki even (5)’ while you complete this cryptic, chemistry-themed crossword
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Puzzle
October 2025 puzzles
Download the puzzles from the October 2025 print issue of Chemistry World
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Puzzle
Chemistry wordoku #113
Two puzzles in one! Solve the sudoku-inspired letter puzzle, then descramble the American chemist
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Puzzle
Cryptic chemistry crossword #105
You might ’get hint about contract (7)’, but you’ll get no tips about this cryptic chemistry crossword
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Puzzle
Quick chemistry crossword #099 - Lab Innovations 2025 special
Look ahead to this year’s Lab Innovations event with a bumper quick crossword.
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Puzzle
Cryptic chemistry crossword #104
You might need to ’Learn about silly glue (5, 5)’ to complete this cryptic crossword
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Puzzle
Cryptic chemistry crossword #103
Take some time to solve this crossword before you ’start preparing her introductory letter (3)’
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Puzzle
Cryptic chemistry crossword #102
While completing this puzzle, perhaps you would enjoy some ’cheese made to order (4)’?
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Puzzle
Chemistry wordoku #110
Solve this sudoku-style puzzle and unscramble the 18th century chemist
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Puzzle
September 2025 puzzles
Download the puzzles from the September 2025 print issue of Chemistry World
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Puzzle
Cryptic chemistry crossword #101
Ruminate about extremely tense stage (7) while you complete this cryptic chemistry crossword
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Puzzle
Cryptic chemistry crossword #100
Order shiny peas? Very difficult! (9) – are you up to the challenge of this cryptic crossword?
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Puzzle
Chemistry wordoku #107
Search for the scientist who specialises in synthesis in this sudoku-style puzzle
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Puzzle
Cryptic chemistry crossword #099
A little gammon may be damaging (4), but this cryptic chemistry crossword can’t hurt you