Patented external add on touchscreens are the perfect solution for home, office, school business, and government where a user friendly input device is needed. Add on touchscreens can be easily mounted on any monitor and used for any mouse driven application. They allow direct interaction with images for instant feedback. A mouse is more much difficult to use because it is distant from the monitor, and requires advanced eye hand coordination. Touchscreens are easy and simple to use. Touchscreens can help young children and exceptional children to start learning how to use computer without the difficulty of using the mouse.