an apparatus and method for simulating a partially turned page on a video screen using a combination of linear and nonlinear picture partitioning . multiple variable boundary lines are defined for separating areas on the television screen in which different video signals are displayed representative of the front and back sides of a partially turned page . circuitry is provided for switching between the video signal for the page being turned and a single - color signal depicting the back of the page being turned , as well as for selecting between a video signal for the page being turned and a video signal for the page being revealed . additional circuitry is provided for simulating a warp in an image on a page due to the page being turned .