RESPONSE TIME-BASED SCORING ON DVD PLAYERS

A DVD player-readable medium bearing DVD player-executable instructions for carrying out a game on the DVD player is presented. The game, as implemented by the DVD player-executable instructions comprises selecting a puzzle from a plurality of puzzles stored on the DVD player-readable medium. Once a puzzle is selected, the puzzle is displayed to a player via an output device connected to the DVD player. A graduated timer is started/output. The graduated timer includes at least two gradations, and each gradation corresponds to a scoring value. A player's response is obtained. A response value is determined according to the current gradation of the graduated timer in which the player response is obtained. The player's score is incremented according to the determined response value.