The SOF International Mathematics Olympiad (IMO) is one of the most popular and challenging Olympiad exams for school students globally. The 2025-26 IMO tested the mathematical aptitude, ...

Abstract: In the field of mathematics education, self-explanation is recognized as a critical facilitator for learners to articulate their understanding of complex mathematical concepts and ...

There's a line you can skip at the airport, if you've got the right app on your phone. Delta says the latest version of its iPhone app lets travelers bypass the boarding pass process, because check-in ...

No offense to Christmas, Hanukkah or any other December holiday, but Festivus has a certain appeal that just can't be replicated by any other occasion around the winter solstice. The nights may be ...