The infinite hotel paradox imagines a hotel with endless rooms that somehow runs out of space. Even when new guests arrive, ...

Examining mistakes gives students a chance to discuss misconceptions openly and find new approaches to solving problems.

Artificial intelligence (AI) is increasingly prevalent, integrated into phone apps, search engines and social media platforms ...

1. Fast and Slow Piles. This works well as a starting or closing activity. Students sort math fact cards into fast and slow piles. This visual way of tracking facts highlights which facts come ...

In the late 19th century, Georg Cantor believed his new theory could help the Church understand the infinite nature of the ...