A method of interacting with a television screen using a remote control having a viewing screen. Also disclosed are materials and devices made thereof. Swingably mounted on a second shaft affixed to the base below the first shaft is a proximal end of a link lever, and this link lever has a distal end releasably engaged with a distal end of the lever holder. These images are represented in such a way as to intuitively display relevant properties of the phenomenon to the system user, which increases the user’s situational awareness and safety. The tracking device comprises a magnetic tracking device, an optical tracking device or a laser tracking device.