By default, you will first view the standard calculator used for math problems we face in our daily life. Click on the menu from the top-left corner of the screen and select ‘Graphing.’ ...

Rather than just cramming the Pi and a cheap LCD into his Numworks graphing calculator ... the Pi Zero to output video over SPI. The first part of the battle was re-configuring the GPIO pins ...

There were two major technical challenges behind adding GPS to a graphing calculator. The first of these was powering a GPS sensor. Many a calculator modder has put a lot of work into documenting ...

Learn more about how we select deals. TL;DR: The forever-useful Texas Instruments TI-84 Plus graphing calculator is on sale for $88 at Walmart, saving you $28. Since the dawn of time (okay ...