Mathematics Educators Weekly Newsletter - Thursday, July 30, 2015

Mathematics Educators newsletter

Top new questions this week: What are some of the qualities that accessible textbooks share? Many, perhaps most, math textbooks are very hard for most people to dive into. A few textbooks are delightful, and encourage people to learn math by their engaging tone. What textbooks have helped ... textbooks   asked by Sue VanHattum 9 votes answered by paul garrett 3 votes Interesting Physical Implements for the Classroom I'm interested in gathering a list of physical objects of mathematical interest for occasional or permanent display in a classroom. Mostly I'm interested in things that are wall-mountable, but any ... secondary-education primary-education classroom-interaction   asked by NiloCK 5 votes answered by NiloCK 8 votes Greatest hits from previous weeks: Uninsulting way to say "this will eventually be easy" When presenting a proof, there are usually a lot of parts which look like "obvious", "routine" manipulation to me, and between zero and two genuinely insightful steps. I want to point out the ... proofs language-use   asked by David Speyer 28 votes answered by Benjamin Dickman 10 votes Which math classes should be included in an undergraduate computer science program? As part of my job search, I've come into contact with universities that are beginning to offer new majors at their university such as applied mathematics or computer science. A frequent interview ... undergraduate-education curriculum computer-science   asked by Brian Rushton 8 votes answered by Joseph O'Rourke 4 votes Why are triangles so prevalent in high school geometry? A colleague and I recently discussed what we call the "Triangle Trap." High school geometry covers a very large unit reflecting the common core: Classifying Triangles Triangle Angle Properties ... secondary-education curriculum geometry   asked by Will Schwartz 27 votes answered by Guntram Blohm 15 votes Looking for software for plotting exact and beautiful (function-)graphs I am looking for some software producing beautiful and exact pictures of functions, plots, etc. I really love those images in the german textbook "Höhere Mathematik 1(2)", Meyberg, Vachenauer: ... software   asked by Dennis Wydra 5 votes answered by Willie Wong 6 votes How can I teach my students the difference between a sequence and a series? Sequences and series are related concepts but differ extremely from one another. I feel that students in integral calculus frequently mix them up. Part of the problem is that: Sequences are usually ... calculus students-mistakes series sequences   asked by Brian Rushton 18 votes answered by brendansullivan07 25 votes

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