The Alan Turing Challenge

In celebration of the brand new Alan Turing 50p being issued, we’ve got a code breaker challenge for you Change Checkers to try and crack!

2022 UK Alan Turing 50p. 
Featuring cogs from a machine and a series of letters as an inscription.
Hidden messages: only a foretaste of what is to come, gears grin than, and CD and MD feature in the design.
2022 Alan Turing 50p.

Think you can crack this code? Well why not race against the clock for the chance to win the brand new Alan Turing 50p in Brilliant Uncirculated quality?

We’ll choose 5 random lucky collectors, who submit a photo of their completed Alan Turing Challenge before 12pm Wednesday 6th July to win the coin – that’s just 48 hours!

To enter:

Our winners will be contacted via email on Wednesday 6th July.

Best of luck!

Please note: whilst the competition will close after the 6th July, the challenge will still be available to download for you to try!

Download your challenge sheet


Secure the 2022 UK Alan Turing 50p for your collection!

Your coin has been struck to a Brilliant Uncirculated quality and comes protectively housed in official Change Checker packaging, to preserve its quality for generations to come.

Secure yours for JUST £4.99 (+p&p) by clicking here >>