2022 Community Moderator Election
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The community moderator election is currently in the nomination phase.
Please cast your vote by November 14!
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Top new questions this week:
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John is trying to learn some field of mathematics. John’s teacher Sarah gives constructive criticism to John after seeing John’s attempts on exercises related to the field he studies. Later, John …
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How can students learn to discover results themselves, if textbooks just spoonfeed them right in the exercise, before asking them to prove it? Why don’t these textbook problems educate students on …
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Besides the 2 mathematicians quoted below and me, who else has touted free dissemination to students of detailed solutions, to EVERY exercise and problem (like in textbooks)? I uphold this …
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I do freelance tutoring; the math-related ones are mostly 1-2 hour one-on-one sessions for high school and college students taking calculus classes. Often I find myself scrambling for words – I don’t …
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I’m a second year teacher teaching Precal for the first time. I have a few textbooks, but the problem is that my school does not (and will never) have class sets of any of them for students to use. To …
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I am going to teach a Calculus 1 course next semester, and I have 15 weeks for the course material. The class meets MWF for 50 minutes each. I have taught this class before using the same syllabus, …
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I was having a conversation about math education in the USA. Would an excellent middle school student, high school student, college freshman, be able to answer this simple question:
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Greatest hits from previous weeks:
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If you want to convert for example $2\,\mathrm{\frac{m}{s}}$ to $\mathrm{\frac{km}{h}}$ you have just to multiply it by $3.6$ and get $2\,\mathrm{\frac{m}{s}} = 7.2\,\mathrm{\frac{km}{h}}$. …
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Our students are not fencing in farm fields, cutting wires and folding them, or designing windows, so they are often uninspired by the optimization problems we give them. They seem like something that …
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Are there any good examples for high school studends where: Interquartile range is “better” to describe “spread” in an (empirical) statistical distribution of data standard deviation is a “better” …
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Many universities, including mine, are now requiring we teach our courses online because corona. How shall we do this? Let’s brainstorm here. Some challenges: My school provides limited online …
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I came across many video tutorials on youtube regarding mathematics. I found this video amazingly simple to understand for students. I want to know about the tool/software used for it or similar …
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I have to teach limits to infinity of real functions of one variable. I would like to start my course with a beautiful example, not simply a basic function like $1/x$. For instance, I thought of using …
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I had one very vocal student in my Calculus recitation last year. Sometimes she would point out if I made a mistake in the lecture. However, sometimes she would insist that I had made a mistake, …
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