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TI-Nspire: No Repairs Needed
Is your TI-Nspire beyond repair? You can get the best deal on a new or used TI-Nspire on Ebay. A former student of mine missed school last Friday and came back with a pretty crazy picture. Apparently,...
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March Contest: Win a TI-Nspire (CONTEST OVER)
UPDATE: The contest has ended. The winner was John Carroz of Bellevue, WA. Congratulations, John! To enter, the TI-Nspire contest page on Tech Powered Math’s Facebook page. Back when I did the Math...
View ArticleHow to Replace a TI-Nspire CX Battery
Click here to get a new TI-Nspire rechargeable battery on eBay. I’ve put together simple video tutorial on how to change the rechargeable battery on the TI-Nspire CX (or CX CAS). You won’t need...
View ArticleTexas Instruments Announces TI-Nspire OS 3.2 Release Timeline
It’s only a minor deviation from the plan that Texas Instruments reps originally talked about at the T3 Conference back in March, but all of you TI-Nspire fans will have to wait just a bit longer for...
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TI-Nspire OS 3.2 Released
In the first major update to the TI-Nspire operating system since OS 3.0 came out a year ago in the Spring of 2011, Texas Instruments today released TI-Nspire OS 3.2. While less significant a leap...
View ArticleHow to Upgrade to TI-nspire OS 3.2
I’m back from my Honduras trip, and hard at work looking at TI-Nspire OS 3.2. My first eBook on the TI-Nspire is nearing completion, and I have completely updated it to be consistent with 3.2, from...
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TI-Nspire Tutorials Volume 1 Released
Click here to get TI-Nspire Tutorials Volume 1 on Amazon, FREE until July 7. As I promised back in June, my first eBook has hit the market. The title is a mouthful: TI-Nspire (TM) Tutorials: How to...
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TI-Nspire Tutorials Volume 2: Using the CAS Like a Champion
I am pleased to announce the official release of my second TI-Nspire Tutorials book, TI-Nspire Tutorials Volume 2: Using the CAS Like a Champion. As the title suggests, volume 2 is focused on CAS...
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TI-84 vs. TI-Nspire CX Review
Looking for a great deal on the TI-Nspire CX? Check out the best prices and FREE shipping at Amazon by clicking here. Another school year requires another update to my post comparing the TI-84 and...
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TI-89 vs. TI-Nspire CX CAS Review
Looking for a great deal on the TI-Nspire CX CAS? You will get the best price and FREE shipping when you buy your TI-Nspire CX CAS on Amazon. Once again a new school year is upon us, and that requires...
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TI Points Earn a Free Navigator System
For those of you that are teachers, I wanted to make you aware that Texas Instruments has a special promotion going on right now that allows schools to earn a free wireless Navigator system. By...
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CONFIRMED: Texas Instruments Will Release Color TI-84+ C
After word broke last week of a possible new graphing calculator from Texas Instruments, I reached out to TI, asking if they’d be willing to make any on the record comment about the rumors. Today, I...
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TI Launches TI-84C Website, Denies “Pocket” 84C Rumors
Texas Instruments has launched a new website for the TI-84 Plus C. While they have yet to have links to it from their main site, you can check out the TI-84 Plus C site here. There are a few new...
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TI-84+C Debuts on Amazon at $129
Click here to buy the TI-84+C on Amazon. The all new TI-84+C color calculator (review) has debuted on Amazon at $129, about $20 less than the MSRP listed on Amazon. Apparently, it’s been there for a...
View ArticleVideo: Upgrade to TI-84+ OS 2.55
In February, OS 2.53 was released by Texas Instruments for the TI-84+. This is unquestionably the best set of upgrades ever issued for the calculator. If you’re a longtime 84 plus user, you’ll feel...
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Guerrilla Graphing Calculator Accessories Review
Please buy your Guerrilla Graphing Calculator accessories at Amazon. You’ll get the best price and orders over $25 qualify for free shipping. Recently I heard from a new company, Guerrilla Calculator...
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TI-Nspire Won’t Turn On? Performing Surgery
Math team season is upon us. I had an unusually large number of kids try out, and even after cuts, we had a record number of kids on the team, 32. When the start of the season nears, one of my...
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Win a Classroom Set of TI-Nspire CX’s with a Selfie
Texas Instruments often does a cool back to school promotions, and they’ve got a great one this year. They are offering participants the chance to win a set of 30 TI-Nspire CX (or TI-84 Plus C)...
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Responding to Good for TI…Bad for Kids and Stat
Over at R-Bloggers a few days ago day, I came across a post from Norm Matloff, professor of computer science at UC-Davis. The post, Good for TI, Good for Schools, Bad for Kids, Bad for Stat, had been...
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Encountering a TI-Nspire Prototype “In the Wild”
I need to preface this story by saying that this is something that happened over 6 months ago. I took the pictures at the time but started my online data science studies shortly thereafter and just...
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