[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 ...

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 ...

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 ...

Hot diggity damn, kids these days get the coolest learning gadgets. The ClassPad 300 is a graphing calculator that has a superb 160×120 pixel touch screen. It lets you enter equations via handwriting ...

The calculator developed by former hospitality worker Natalie Tindale and Professor Drew Dawson, director of the Centre for Sleep Research at the University of South Australia, will sell as an iPhone ...

Casio has added a new model to its PRIZM lineup of graphic calculators. The new PRIZM CAS fx-CG500, designed for middle school math classes and beyond, boasts a high-resolution touchscreen LCD display ...

We’ve all heard it a thousand times – they don’t make ’em like they used to. Sometimes, that’s for good reason, but there is a certain build quality to electronics of the mid-20th century that is hard ...

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 ...

Today we all take touchscreen technology for granted as it is used in such a wide variety of different devices. However way back before even the Internet took hold of our lives, Casio created a ...