I’ve been out of school for decades, and I don’t spend my days solving equations (I’m more of a word person). Still, I like to think I have a solid grip on basic math: I can usually gauge whether a ...

If you fancy yourself as a budding spy, GCHQ’s Christmas challenge will put your analytical skills to the test. The UK spy agency, which sets an annual quiz aimed at children aged between 11 and 18, ...

(MENAFN- The Conversation) Mathematics is a“science which requires a great amount of imagination”, said the 19th-century Russian maths professor Sofya Kovalevskaya – a pioneering figure for women's ...

GCHQ has launched its annual Christmas challenge, featuring a new set of seven brainteasers and Christmas card designs by schoolchildren. This year's challenge marks a decade of GCHQ's festive puzzles ...

Add Yahoo as a preferred source to see more of our stories on Google. This is the full card, which you'll need in order to solve the puzzle. If you love testing your mind, then it’s the perfect time ...