The GCHQ Christmas Challenge! (11-18)
All About STEM
DECEMBER 5, 2024
The GCHQ Christmas Challenge is back! Every year schools & colleges across the country take on mind-bending brainteasers set by GCHQ puzzlers. “At GCHQ, we love creating puzzles and breaking codes. That’s why every year we create the GCHQ Christmas Challenge, a series of fiendish puzzles, designed by our very own team of codebreakers.
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