Texas Instruments TI-Nspire Handheld Graphing Calculator with Touchpad: * Includes an easy-glide touchpad that works more like a computer with a mouse * Includes TI-Nspire Student Software for Home * See multiple representations of a single problem  algebraic, graphical, geometric, numeric and written * Grab a graphed function and move it to see the effect on corresponding equations and data lists * Receive a TI-84 Plus Keypad by mail; request it from education.ti.com/84keypad at no additional cost * Built-in interactive geometry capabilities * Simple drop-down menus emulate the intuitive operation of familiar computer features * Quick alpha keys * Save and review work with pages similar to the word processing and file storage features of a computer * Easily link with another TI-Nspire family handheld or a PC for easy file transfer