CAN you crack this code? 8, 18, 11, 15, 5, 4. Deals of the Week. In the know quiz. Sign Up. ... To try out other mathematical riddles in the 12 Puzzles of Christmas series, click here.

The order I’ve written the numbers down in doesn’t obey any mathematical rule. Nor is it counting any group of things. To work out the rule that I’m following you have to think of 8 and 18 ...

Christmas jokes are in full swing, and so are the many riddles. Whether you’re a pro at making your loved ones think or simply enjoy scouring the internet for pre-written puzzles to confuse the ...

GCHQ Christmas Challenge: Can YOU crack the 'toughest ever' brainteaser as 2023 puzzle is revealed. Liked the GCHQ Christmas puzzle? Here are some more of their codes to crack ...

For the young spies of tomorrow, it was a mission for your eyes only. Today, GCHQ released its fiendish Christmas puzzle to test budding James Bonds. The new head of the intelligence agency, Anne ...

Riddle 3: I am all bark and no bite, But the creatures that live inside me might! The shade I bring can be a welcome relief, I am a place too for mystic beliefs, You can bathe in me but I am not a ...

As well as the Christmas challenge, GCHQ said it planned to launch its Top Secret Puzzle on Instagram this year, which will provide bonus puzzles and hints to completing them. The puzzle can be ...

The order I’ve written the numbers down in doesn’t obey any mathematical rule. Nor is it counting any group of things. To work out the rule that I’m following you have to think of 8 and 18 ...