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Back when I lived in Chicago, I learned that tech fails at the worst times. It was cold, I had a big math test, and my tool just died. Dealing with a ti 84 plus ce not working is a stress I know well. I have fixed many of these for friends and for myself. … Read more
In Chicago, I’ve spent years testing, reviewing, and teaching with scientific calculators, from the old Casio FX-82 to the newest FX-991EX. As a calculator expert who often mentors engineering and science students, I’ve seen how the right calculator can turn confusion into clarity. The Casio FX-991EX surprised me with its balance of speed, precision, and … Read more
As a calculator expert who’s tested everything from entry-level scientific models to advanced graphing tools. I’ve spent months with the Texas Instruments TI-83 Plus Graphing Calculator. It’s one of those iconic tools that’s been trusted in classrooms and labs across the U.S. for decades. A reliable companion that bridges simplicity and serious computational power. The … Read more
Is the DM32 RPN Calculator Good? Yes. The SwissMicros DM32 RPN Scientific Calculator is one of the most precise and thoughtfully designed calculators I’ve ever tested. As a calculator expert, I’ve used many models over the years, from basic classroom tools to advanced HP units. But the DM32 stands out for how seamlessly it merges classic … Read more
After testing the Casio PRIZM FX-CG50 Color, I can honestly say it’s one of the most balanced and capable graphing calculators I’ve used, especially for students and professionals who need both power and simplicity. I used it for calculus, statistics, and even 3D graphing exercises, and it performed flawlessly. The color LCD screen made visualizing … Read more
The TI-30XS MultiView Scientific Calculator is a well-liked and effective tool for middle school, high school, and college learners because of its simple features, strong build, and approval for exams. Its main benefits include showing calculations in a format like a textbook and having a multi-line screen that helps users compare outcomes and identify trends … Read more
Is the TI-89 Titanium Calculator Good? Yes the TI-89 Titanium Graphing Calculator is still one of the most capable tools I’ve tested for advanced math and engineering work. Despite being an older model, it remains reliable, accurate, and powerful. In the morning, I first used it, and I was surprised at how fast it handled complex … Read more
Is the NumWorks Graphing Calculator Good? – Yes. The NumWorks Graphing Calculator is one of the most intuitive and modern graphing tools I’ve ever used. From the moment I powered it on, it felt refreshingly simple compared to bulky models like the TI-84 or Casio fx series. I first tried it while helping a high … Read more
Is the DM42n RPN Good? Yes. If you’re someone who grew up using HP calculators or simply loves precision tools, the SwissMicros DM42n RPN Scientific Calculator feels like stepping into the future without losing the charm of the past. I’ve been using this model for a few weeks now, and it truly bridges classic RPN … Read more
Yes the CASIO PRIZM FX-CG50 is one of the best graphing calculators I’ve ever used, especially for students and professionals who want a smooth blend of speed, color visualization, and programming flexibility. The Casio PRIZM FX-CG50 is a strong and clear color graphing calculator made for high school and college learners. It is recognized for … Read more