Brought computer to school so I can do Camtasia. Got 20 points on StackOverflow and new privileges. Think I’ll wander back there and muck around a little. I saw some Geogebra references once. I’m going to *try* to get to the “Geogebra — it’s really that easy!” webinar Wednesday night, despite the fact that these […]
January 25, 2018
Let’s get back to math! I finished reading the article about “adapting perception, action and technology for mathematical reasoning” … Some fun snippets: “People who know algebra show earlier and longer eye fixations to “×”s than “+”s in the context of math problems” Your brain is trained to look at that first and harder. I *know* I […]
January 25, 2018
Okay, my “pots on the fire” have shrunk again. I’ve “shamed” somebody high in the ranks. If ten people tell you you’re drunk, go lie down, right? This is two, so… I will, but… I’m pretty sure I’m not drunk. (The same internet that says I’ve shamed informs me through other channels that yea, exclusives […]
January 23, 2018
Okay, just dropped bike blog post into wrong place but I’ll move it later… Yesterday I got an article about “adapting perception, action and technology for mathematical reasoning” sent to me. Lots of scientific defense of the way our brains adapt and different parts do different kinds of processing, such as the way people who […]
January 23, 2018
…. pronounced w/ /k/ at both ends, thank you… 35 degrees and I was thinking I was overdressing — dudes, it’s *above freezing!!* Then I got out into it, and … the radio guys haven’t actually talked about weather since Ed Keiser got canned. Online weather said “cloudy.” No, dear ones, it was a moderate […]
January 22, 2018
Gonna try to have Modumath 1.9 as a “necessary,” and … division and divisibility are next. Following geogebra tweets (tweetdeck is the way to do that, though it doesn’t let me do snipping tool pastes in posts; it does let me just follow along a ‘twitter chat.’) I’m realizing these people love the visual stuff. […]
January 20, 2018
Contemplating the concept of “melting.” A very subtle change in temperature renders an impassable barrier liquid. My completely dysfunctional bicycle with cables literally frozen in place could be ridable in an hour so I can take it to the shop. Are there such subtle changes to make to solve other problems? TOday’s news was turnoffable […]
January 16, 2018
It’s Friday! I have a new video https://youtu.be/fDHwFI28YCA — intro to exponents. It’s 4 and a half minutes which is looong but that’s because of lots of buildup and background. I’m thinking of doing a shorter version. Sigh, still don’t have good sound.
January 16, 2018
At 2 below zero, snow & ice on the roads: a “take the bus” day. Crowded it was — first day of classes at U and Community College and a later start day for me. I’d decided Monday that I needed to learn “Lift Every Voice And Sing” and I’d glanced down at my bag […]
January 14, 2018
So a person working w/ second graders wanted to know cute sayings to help the folks *not* always try to borrow. You bet the responses were all about “NO! NO CUTE SAYINGS!” and broadened to include algorithms on the NO list. Also suggested were “More on hte top, no need to stop! More on the […]
January 31, 2018
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