Calculators Have a Design Flaw . If you use a handheld calculator, you may have noticed something frustrating if you have a basic model: It's hard to recall previous results when using them in new ...

The new TI-84 Plus CE Python calculator comes with familiar features such as a full-color screen and a rechargeable battery that can last up to a month on a single charge.

For more information and full specifications jump over to the Adafruit online store where the NumWorks Graphing Calculator integrated Python interpreter is now available to purchase priced at $124.95.