[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 ...

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 ...

The world of drab and outdated calculators is in for quite a jolt once the Prizm fx-CG10 hits stores come January 2011. What makes it stand apart from its unfashionable predecessors is a swanky ...

Graphing Calculators are a combination of creativity and technicality. These calculators are thoughtfully designed to enable you to understand mathematical calculations and concepts visually. Graphing ...

Unlike Texas Instruments, whose graphing calculators have famously not made technological improvements in decades despite keeping the same price tag, HP has made a few more modern graphing calculators ...

The first handheld graphing calculator, the Casio fx-7000G, appeared in 1985. Since then, graphing calculators have become a common — and controversial — tool for learning mathematics. These devices ...

Texas Instruments recently rocked the graphing calculator world by adding a touchpad to its TI-Nspire calculator, and Casio has now come back with a technological revolution of its own: a high-res ...