[ Computer hardware; Computer software for children's painting; Tablet personal computer; ] Electronic pens [ ; Capacitive pens in the nature of a stylus for use with tablet computers; Electronic blackboard, namely, an interactive display board that connects to a computer and projector, whereby the projector allows the computer information to be displayed on the board and can be manipulated by using a pen, finger or other device; Notebook computers; Hand-held computers; Touch screen pen in th...