The touchpad calculator from TI-Nspire makes the most advanced mathematic calculations simple. It comes with an easy-glide touchpad which makes the calculator easier to use, making it feel more like a computer with a mouse. In addition, the calculator features a simple drop-down menu that allows intuitive operation of its advanced functions. It sports quick alpha keys that help you take control. It comes with built in interactive geometric capabilities that are easy to follow and use. You can see multiple representations of a single problem, allowing you to understand it from different angles. You can choose to move a graphed function to see what effect it would have on corresponding equations and data lists. It offers a user friendly interface that makes using the touchpad an easy job for you. From algebra to geometry and beyond, this scientific graphic calculator from Texan Instruments can help you do it all.