A video game is an electronic game that involves human interaction with a user interface to generate visual feedback on a video device. The word, video in video game means any type of display device that can produce two or three dimensional images. Video games typically use additional means of providing interactivity and information to the player. Audio is almost universal, using speakers and headphones. Video games can be categorized into serious games or casual games. Video games have also been modified to become educational. Action video games is said to promote better hand-eye coordination and visual motor skills.