Listeners contacted us to correct the answer to a clue from last week's puzzle, giving NPR's Ayesha Rascoe and Weekend Edition puzzlemaster Will Shortz a lesson in trigonometry. OK, so hold on, Will.

It’s an eternal question for generations of math students: How am I going to use this in the real world? At Bates, Meredith Greer answers that question with an entire course, “Mathematics Across the ...

Struggling with a problem that seems to require trigonometry? This lesson shows how to solve it without using trigonometry, using two easy methods anyone can apply. With clear logic and step-by-step ...

Knowledge Adventure seems to have a simple philosophy when it comes to their Excel@ series: more is better. Each $20 package contains multiple CDs that offer a mix of learning material. Most middle- ...

TRIGONOMETRY by Rob Kempson (Timeshare). At Factory Studio Theatre, 125 Bathurst. Runs to March 25. $15-$20. See listing. Rating: NNN Emerging playwright Rob Kempson‘s ambitious and impressively ...

CBSE Class 10 Maths Lesson Plan 2025: At the start of each academic session, the Central Board of Secondary Education (CBSE) provides updated and revised equipment to both students and teachers, ...

OK, so hold on, Will. Before we totally wrap up this week's puzzle, we need to admit to a bit of a mistake that we made in one of our answers last week. I think you know what I'm talking about. WILL ...