Download the puzzles from the December 2019 print issue of Chemistry World

This month there are only two prize puzzles: the cryptic elements crossword and the quick regular crossword. For each crossword, a winner will be selected from all the correct entries received. Each winner will receive a hamper just in time for Christmas. You can enter both of the prize draws, but each entrant is only eligible to win one puzzle prize.

Please send your completed puzzles to by 16 December 2019.1

Alternatively, you can send your answers to the address below:

Chemistry World
Royal Society of Chemistry
Thomas Graham House
Science Park
Milton Road
Cambridge CB4 0WF

Please find the download link below. The document also contains the solution to November’s puzzles and the November prize winners.