Chemistry puzzles

Science and chemistry-themed puzzles, including wordoku, quick and cryptic crosswords. Test your chemistry knowledge and puzzle-solving skills

Win with GPE Scientific

These cryptic crosswords each contain two special letters. Complete the crosswords and make a note of the letters – if you can work out the chemistry-related term they make, you could be in with a chance of winning one of ten prizes valued at £50 each.

There will be six prize puzzles in total, with the last one publishing in June alongside full details of how to enter the competition. Good luck!

Cryptic crossword grid 137

Cryptic chemistry crossword #137

Sponsored by , By

Can you find the ‘Metal bolt cast with a little carbon (6)’ in this cryptic crossword puzzle

Cryptic crossword grid 136

Cryptic chemistry crossword #136

Sponsored by , By

Find out if you have a ‘Latent sort of ability (6)’ for solving cryptic crosswords

Cryptic crossword grid 135

Cryptic chemistry crossword #135

Sponsored by , By

Can you find the ‘Philosopher who’s a bit of a pig! (5)’ in this cryptic chemistry crossword?

Cryptic crossword grid 134

Cryptic chemistry crossword #134

Sponsored by , By

‘8 Glued to the TV? (3)’ Why not take a break and take on this cryptic chemistry crossword?

Wordoku grid 146

Chemistry wordoku #146

Sponsored by

Find the coronavirus expert in the solution to this sudoku-inspired puzzle

Wordoku grid 145

Chemistry wordoku #145

Sponsored by

Seeking a study break? Solve this sudoku-style puzzle

Wordoku grid 144

Chemistry wordoku #144

Sponsored by

 Our sudoku-style puzzle with a hidden chemist

Quick crossword grid 104

Quick chemistry crossword #104

Sponsored by , By

Knowing your electrical units will help with this quick chemistry crossword

Quick crossword grid 103

Quick chemistry crossword #103

Sponsored by , By

Egg experts will find this quick chemistry crossword eggstra eggciting

Quick crossword grid 102

Quick chemistry crossword #102

Sponsored by , By

Galvanise yourself to solve this quick chemistry crossword

Quick crossword grid 101

Quick chemistry crossword #101

Sponsored by , By

Indian and Danish physicists meet British astronomers and evolutionary biologists in this quick chemistry crossword 

Jumbo 2025 quick crossword grid

Jumbo quick crossword 2025

Sponsored by , By

An extra large edition of our quick chemistry crossword