This exciting puzzle game will challenge your mathematical ... The largest digit is four times the smallest one.” Can you crack the code and unlock the treasure? You have two chances to use ...

For many puzzles in the game, you will have to translate the ... “Cryptographer Achievement” as a reward. You can crack the Tetromino code by visiting a room with a large tablet that shows ...

The Playfair cipher is an incredibLe code system that is both difficult to ... making it much harder to crack! But if you know the system, decoding a message is a simple process.

Hidden within the puzzle are thirteen clues of letters which ... British Sign Language and Morse code. The letters can be rearranged to spell "Journey to GCHQ". The phonetic alphabet clues are ...

Professor Beryl Brainstein is developing a robot called NewRon that uses a so-called neural network to crack open a safe that has a four-digit code. Brainstein gives NewRon two fixed input numbers ...

Wordle requires players to correctly guess a five-letter word. After each guess, the game offers clues by colour-coding the ...