[Owen] got down and dirty by adding a touchscreen to his TI-84 graphing calculator. The dirty part is the z80 assembly code he wrote to use the linkport as a UART (assembly always makes us feel queasy ...

Posts from this author will be added to your daily email digest and your homepage feed. is an editor overseeing The Verge’s product reviews and service journalism programs. Dan has covered the ...

The new device will have a 4.8-inch color touch-panel LCD, with enough screen real estate for students to view both graphs and equations simultaneously. According to the company, the new calculator ...

Who needs Texas Instruments? Not Matt Stack, creator of the Open SciCal. His homemade, 100% open source graphing calculator not only blows away the functionality of store-bought devices, but is the ...

Anyone who’s taken classes in geometry, algebra, trigonometry or other advanced math forms has certainly encountered the graphing calculator before. These multi-function devices make incredibly ...

Like textbooks, graphing calculators are still a necessary (and expensive) accessory for math and science students in high school and college. Sure, there are calculator apps for tablets and ...

If you or your kids are preparing for an advanced math or science course, you’re going to need a graphing calculator. These handy machines can process complex calculations (and simple ones), including ...

Texas Instruments has pulled the support for assembly-based programs on its graphing calculators -- it's meant to fight cheating, but also hurts hobbyists. Everything's a battleground these days, ...