# math teacher (blogs) — RSS Amplifier Recent posts from the 4 feeds in the RSS Amplifier directory that cover math teacher. Page: Feed: --- ## [By One Dishonest Measure](https://garyrubinstein.wordpress.com/2026/07/20/by-one-dishonest-measure/) _2026-07-20 · garyrubinstein · Gary Rubinstein's Blog_ A loaded question that education reformers like to ponder is: Exactly how many students in the boroughs of New York City are trapped in failing schools? In November 2014 there was a report put out by Families For Excellent Schools Continue reading ## [The Return Of The Reformers](https://garyrubinstein.wordpress.com/2026/05/25/the-return-of-the-reformers/) _2026-05-25 · garyrubinstein · Gary Rubinstein's Blog_ At the height of my blogging, it was hard to keep up with the steady stream of stories about miracle schools, miracle districts, shoddy educational research, and shoddy models for school and teacher evaluation. But a few years ago I Continue reading ## [Three Days Left To Get A Free Copy Of My Autobiographical E-book On Amazon!](https://garyrubinstein.wordpress.com/2026/04/22/three-days-left-to-get-a-free-copy-of-my-autobiographical-e-book-on-amazon/) _2026-04-22 · garyrubinstein · Gary Rubinstein's Blog_ I know. If you re a regular reader of this blog, you get plenty of opportunities to read my writing for free. And maybe that s plenty for you, and a pretty good deal. But something you might not know is that Continue reading ## [The74: Students In District That ‘Shed’ Remedial Math Thrived. The Data Suggests Otherwise.](https://garyrubinstein.wordpress.com/2026/04/19/the74-students-in-district-that-shed-remedial-math-thrived-the-data-suggests-otherwise/) _2026-04-20 · garyrubinstein · Gary Rubinstein's Blog_ I ve been teaching Math for 35 years. And if I were to only be able to give a few words of advice to a beginning Math teacher, I would tell them: Don t teach too much in one period. After all Continue reading ## [Operation Mincemeat Compulsive Disorder](https://garyrubinstein.wordpress.com/2026/02/16/operation-mincemeat-compulsive-disorder/) _2026-02-16 · garyrubinstein · Gary Rubinstein's Blog_ If you regularly read my blog, you ll be expecting a charter school takedown, a TFA rant, or some other education policy analysis. But I m doing something a bit different today, part theater review part confessional. So about a year ago Continue reading ## [Debunking the latest The74 miracle charter school story](https://garyrubinstein.wordpress.com/2026/02/01/debunking-the-latest-the74-miracle-charter-school-story/) _2026-02-01 · garyrubinstein · Gary Rubinstein's Blog_ A few days ago I saw in my feed the headline High-Poverty D.C. Charter School Students Outscore Wealthy Neighbors in Math. When I started blogging about 15 years ago, stories like this were very common and I would dig into Continue reading ## [Is The ‘Illustrative Math’ Curriculum Working?](https://garyrubinstein.wordpress.com/2026/01/03/is-the-illustrative-math-curriculum-working/) _2026-01-03 · garyrubinstein · Gary Rubinstein's Blog_ One of the initiatives of former (and disgraced) Mayor Adams and of the former (and disgraced) Chancellor Banks was a math plan called NYC Solves. As part of this plan, all high school had to adopt an untested curriculum called Continue reading ## [‘An Education’ by Diane Ravitch — My Review](https://garyrubinstein.wordpress.com/2025/11/30/an-education-by-diane-ravitch-my-review/) _2025-11-30 · garyrubinstein · Gary Rubinstein's Blog_ Fifty years after the publication of her first book, ‘The Great School Wars’, author and historian Diane Ravtich has released her long awaited memoirs. In ‘An Education: How I Changed My Mind About Schools and Almost Everything Else’ Ravitch takes Continue reading ## [The Washington Post Celebrates The 20th Anniversary Of The New Orleans ‘Miracle’](https://garyrubinstein.wordpress.com/2025/08/30/the-washington-post-celebrates-the-20th-anniversary-of-the-new-orleans-miracle/) _2025-08-30 · garyrubinstein · Gary Rubinstein's Blog_ It has been 20 years since Hurricane Katrina wiped out the New Orleans schools system causing it to be replaced with all charter schools. And it has been over 15 years since former Secretary of Education Arne Duncan said, based Continue reading ## [KIPP NYC College Prep Cheats (again!) On US News & World Report Rankings](https://garyrubinstein.wordpress.com/2025/08/22/kipp-nyc-college-prep-cheats-again-on-us-news-world-report-rankings/) _2025-08-22 · garyrubinstein · Gary Rubinstein's Blog_ According to the latest US News World Report high school rankings, a New York City KIPP High School is the 18th ranked high school in New York State. Strangely, a different New York City KIPP High School is ranked Continue reading ## [Trade Smarter With IBKR (Sponsored)](https://crawlproof.com/a/1384NUC115Od) _2025-08-22 · **Sponsored**_ Join Interactive Brokers through a referral and access low-cost global trading. ## [Embroidering an aperiodic tiling](https://samjshah.com/2025/08/19/embroidering-an-aperiodic-tiling/) _2025-08-19 · samjshah · Continuous Everywhere but Differentiable Nowhere_ I started a new math art project today and just couldn’t stop. Basically I’m dreading going back to school soon, but didn’t want to mope all day and waste it. So the day turned into a day of learning new things. Right now my project is drying so I don’t have a final photo yet. \[…\] ## [Hypnograph: A fancy, fancy Spirograph](https://samjshah.com/2025/08/18/hypnograph-a-fancy-fancy-spirograph/) _2025-08-18 · samjshah · Continuous Everywhere but Differentiable Nowhere_ Ages ago, I kickstarted the “hypnograph” which is a cycloid drawing machine. I tried to get it to work when it arrived, but for some reason, I couldn’t get the drawings to work out. (The instructions that it came with were okay but there were bits that could have been much clearer.) However I found \[…\] ## [Hitomezashi stitching](https://samjshah.com/2025/08/13/hitomezashi-stitching/) _2025-08-13 · samjshah · Continuous Everywhere but Differentiable Nowhere_ I’m going to be teaching a mini-course (7 days) on math-art in this upcoming school year. In my work on that course this summer, I started thinking about how I can have kids work with embroidery hoops and floss. And unrelated, this morning, I was thinking about a quilt my high school friend made for \[…\] ## [Sangaku Puzzle I Can’t Solve](https://samjshah.com/2025/08/05/sangaku-puzzle-i-cant-solve/) _2025-08-05 · samjshah · Continuous Everywhere but Differentiable Nowhere_ A friend found this Sangaku, which if you don’t know (from Wikipedia) are Japanese geometrical problems or theorems on wooden tablets which were placed as offerings at Shinto shrines or Buddhist temples during the Edo period by members of all social classes. So here’s what she sent me (from here) The question that I’m attempting to figure out is: what is the radius \[…\] ## [Archiving Links from 21st Century Math](https://samjshah.com/2025/08/03/archiving-links-from-21st-century-math/) _2025-08-03 · samjshah · Continuous Everywhere but Differentiable Nowhere_ I did a 4-week math teacher professional development this summer: 21st Century Math 2025. I participated in it also in 2023, its first year, and really loved it. I highly recommend it for math teachers who love math, but haven’t played around with math puzzles or exploring novel mathematics themselves in a while. As Fawn \[…\] ## [Area-Perimeter Problem](https://samjshah.com/2025/07/20/area-perimeter-problem/) _2025-07-20 · samjshah · Continuous Everywhere but Differentiable Nowhere_ Like in my last post, I want to share a math problem I was working on for a summer professional development I’m doing. This was part of the problem set that the PD organizer Justin Lanier wrote up. The problem is outlined here: As part of this professional development, we started filling in a spreadsheet \[…\] ## [Double Bubble Problem](https://samjshah.com/2025/07/17/double-bubble-problem/) _2025-07-17 · samjshah · Continuous Everywhere but Differentiable Nowhere_ This is going to be a writeup for a math problem I’ve been working on for a professional development thing I’m doing this summer. The question related to soap bubbles. Because I just want to get something up, for now I’m going to quickly say that the problem I’ve been tackling reduces to this: Let’s \[…\] ## [Magical, Mundane, and Back to Magical: The Process of Working on a Problem](https://samjshah.com/2024/10/12/magical-mundane-and-back-to-magical-the-process-of-working-on-a-problem/) _2024-10-12 · samjshah · Continuous Everywhere but Differentiable Nowhere_ In my last post, I shared a question posed to me by a student. Essentially, it boiled down to: can we algebraically prove that the following will always be an integer? I shared it with two friends in my department because they both really love combinatorics like me. One gave me some really nice ways \[…\] ## [Nerdsniped by a Student](https://samjshah.com/2024/10/10/nerdsniped-by-a-student/) _2024-10-10 · samjshah · Continuous Everywhere but Differentiable Nowhere_ Today in class, a student asked a question that stumped me. I haven’t yet given myself a lot of time to think about it, but I went into the city after school for something and on the subway ride home I had my audiobook on and I basically didn’t “hear” anything because my mind kept \[…\] ## [Point a Domain, Start a Pit (Sponsored)](https://crawlproof.com/a/0JtzjbA3AApU) _2024-10-10 · **Sponsored**_ Point any domain to a blacked-out, poison-green coming-soon page with an email waitlist. ## [Conference week, next steps, probably some navel-gazing too…](https://tjzager.com/2024/09/21/conference-week-next-steps-probably-some-navel-gazing-too/) _2024-09-21 · tzager · Becoming the Math Teacher You Wish You'd Had_ Late last night, I was walking the dogs and churning over thoughts and feelings that I can’t seem to get out of my head. This afternoon, I decided to dust off this old blog and write them because, well, writers write, and I’m a writer. It’s one way I think. I decided to put these … Continue reading Conference week, next steps, probably some navel-gazing too…