Those graphing calculators that you're issued in high school geometry class are capable of crunching some serious numbers, but if you're anything like us, you spent more time playing hacked versions of Zelda and Tetris on the things than solving quadratic equations. If you're more of a Web-head than a gaming guru, a new hack plops a browser on your Texas Instruments graphing calculator and lets you surf the Web when you should be working – assuming you don't mind the lack of newfangled features like images, that is.