Download the August 2026 puzzles from Chemistry World

There are four prize puzzles on this page: cryptic crossword; quick crossword; wordoku; and coronene. For each puzzle, a winner will be selected from all the correct entries received and awarded a £25 UK book voucher.

You can enter any or all of the prize draws, but each entrant is only eligible to win one of the individual puzzle prizes each month.

Please send a photograph or scan of your completed puzzles to chemistryworld@rsc.org by 21 August 2026.1

Win with GPE Scientific

Well done to everyone who found Shlenk lines hidden throughout the January – June cryptic crosswords, and congratulations to the below, who each receive a £50 book token!

  • Michael Howlett

  • Andrzej Zieleniewski

  • Nigel Cowley

  • Roslyn Shapland

  • Jim Jamieson

  • John Wilkins

  • Sue Howarth

  • Brian Taylor

  • Rachel Sirotinina

  • Mark Nichols

Downloads