Chemistry puzzles
Science and chemistry-themed puzzles, including wordoku, quick and cryptic crosswords. Test your chemistry knowledge and puzzle-solving skills
Our puzzles are sponsored by GPE Scientific, your specialist provider of chemistry and life science equipment.
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Our top puzzle
Cryptic elements jumbo CrOsSWORd 2025
Solve this particularly puzzling crossword and you’ll feel like a ’King who’s rich within (5)’
Cryptic chemistry crossword #116
We hope that doing our cryptic chemistry crosswords isn’t ’Pure torture now and again (4)’
Cryptic chemistry crossword #115
Can you find the ’Odd extra letter (3)’ in this cryptic chemistry crossword?
Cryptic chemistry crossword #114
’Some find I got colour (6)’, but will you find the solutions to this cryptic chemistry crossword?
Cryptic chemistry crossword #113
‘Finished some hoovering (4)’? Then you’ll have time for this cryptic chemistry crossword
Jumbo quick crossword 2025
An extra large edition of our quick chemistry crossword
Quick chemistry crossword #100 - Shimadzu special
Search for solutions in this special Shimadzu-themed quick chemistry crossword
Nobel prize crossword 2025
Test your Nobel nous with this chemistry-themed crossword
Quick chemistry crossword #099 - Lab Innovations 2025 special
Look ahead to this year’s Lab Innovations event with a bumper quick crossword.
Quick chemistry crossword #098
From a mission to Saturn’s moons to a marine mollusc, this quick chemistry crossword will test your knowledge
Chemistry wordoku #125
See 2025 out with an alkaloid hidden in a sudoku-style puzzle
Chemistry wordoku #124
You may need to go out of your depth to find the seawater-studying geochemist hidden in this sudoku-inspired puzzle
Chemistry wordoku #123
Seek the Swedish chemist and mineralogist in this sudoku-style puzzle