The joy of playing Mastermind aged 12. This is her fifth move. Such a brilliant game, still, even now, even in 2019. Solution: yellow-blank-blue-red. We are allowing blanks and doubles. | The Jeremy Vine

Are you a codebreaker? Check out Mastermind - the brainteasing game of logic and deduction - and find out for yourself! | Goliath Games U.S.