Bill Tutte, the brilliant codebreaker.
He was one of the brilliant mathematical geniuses who helped crack the Nazi codes, but few have ever heard of his name. So who was Bill Tutte?
It could be you.
Have you got the keen eye and quizzical mind of a professional spy? Let's find out ...
Don't worry – there are only 43,252,003,274,489,856,000 configurations.
Are you smarter than a third grader in Vietnam?
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A love of puzzles.
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There’s far more to the popular maths puzzle than putting numbers in a box.
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