3G  See third generation.

active learning  See experiential learning.

Advanced TV Enhancement Forum (ATVEF)  Set of standards that allows Web-based content to be broadcast on TV.

advergaming  An entertainment that incorporates advertising into a game. Such games appear on the Web and on wireless devices. They are generally short, designed as a quick burst of fun.

agency  The user’s ability to control aspects of an interactive narrative. Essentially, agency gives the user the ability to make choices and to experience the results of those choices. Agency also allows the user to navigate through the story space, create an avatar, change points of view, and enjoy many other kinds of interactive experiences.

agon  Greek for a contest for ...

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