Each letter in an equation like SEND + MORE = MONEY maps to a unique digit. Leading letters cannot be zero. The goal is to find the assignment that makes the arithmetic true — in a given base. This ...

One idle evening last October, Mehtaab Sawhney took up an old pastime. He began perusing the website erdosproblems.com, an updated record of the 1,179 conjectures left behind by the eccentric and ...

The busy box that is your brain is hard at work all day long—and it doesn’t quit when you’re asleep. Not only does your brain fill your slumber with dreams, it also goes right on solving the problems ...

Word problems try and tell students a story about the math problem in front of them. They are a useful way to connect abstract numbers to concrete situations, so students can learn early on to apply ...

Creative problem-solving can be an exhilarating experience. You get a triple benefit: the euphoric 'aha' moment of solving a puzzle, the pride of accomplishing a goal, and the deeper self-discovery of ...

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If you want to get people’s attention to address a problem, making it seem as big as possible is a nearly universal reflex. Across more than a dozen experiments, they find that describing how big a ...

Problem-solving therapy (PST) helps individuals manage stress by breaking down challenges into practical, manageable steps. The aim of the therapy is to help people cope more confidently with ...

The famously chaotic three-body problem, which describes how three masses gravitationally interact, has puzzled physicists for centuries. Now, new research suggests it's not quite as chaotic as ...

Relying on stereotypes and obvious culture-clash jokes, the film imagines estranged relatives trying to put aside past differences. Before he goes, Kes wants to settle at least one war: the one raging ...