One day while sitting in class in a Cornell University schoolroom, [Will] and [Michael] thought how cool it would be to send text messages to each other via their Texas Instruments calculators.

The TI-83 scientific calculator includes a finance-solving application that can do advanced calculations about the time value of money. It can also solve the basic equation for simple interest, which ...

This is an oldie but a goodie—just like CBS FM in New York—especially as school starts pretty soon for kids in the northeast. It’s step-by-step instructions on how to install games onto your TI-84 or ...

The TI-84 is an enduring classic – the calculator that took many through high school, college and beyond. A hacker’s favorite, it’s been pushed to the limits in all sorts of ways. The crew at [Linus ...

Why would you need to figure out the cosine of a triangle when you can directly explore theoretical physics on the very same device, your TI calculator? That's right, you wouldn't. Download Portal for ...

Math students have a love-hate relationship with the funky, expensive TI-84 graphing calculators, but thanks to a new deal, they'll soon get a free option. Starting this spring, pupils in 14 US states ...