The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

These student-constructed problems foster collaboration, communication, and a sense of ownership over learning.

Thanksgiving 2025 Word search puzzle: Thanksgiving is more than just a magnificent feast; it’s a moment to pause, reflect, and celebrate gratitude alongside family and friends. Held every fourth ...

Google has launched its most advanced AI model, Gemini 3, directly integrating it into Google Search. This move is seen as an aggressive challenge to OpenAI's ChatGPT, leveraging Google's full-stack ...

Real Madrid head into the November international break off the back of back-to-back blunders, leaving Xabi Alonso with various issues he must analyze and fix before domestic action resumes. The ...

Even with quantum mechanics and relativity, physics can’t explain everything. Three problems — quantum gravity, dark matter, and turbulent flow — remain unsolved despite decades of research. Each one ...

Everywhere they look these days, Europe’s politicians see chaos. The United States is helping to trash the global order it built in its image. China is pulling the rug from under efforts to upgrade ...

About two decades after the launch of the 6.6-liter Duramax V8, GM's 3.0-liter Duramax inline-six turbodiesel arrived in 2019 with a promise to deliver "outstanding fuel economy, great horsepower, and ...

The sci-fi epic has added a trio of new cast members to its upcoming season, which has officially begun production. By James Hibberd Writer-at-Large The season has just started production in Budapest, ...

I love Nothing’s semi-transparent design language. Its debut Phone 1 was the first Android phone in a long time that I can remember being just as happy to look at as I was to use (if only because it ...

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 ...

Lauren is an entertainment journalist and screenwriter. Her unhealthy pop culture obsession has led to bylines at Letterboxd, The Direct, Kotaku, Gizmodo and Lifehacker Australia. On the side, Lauren ...