Electronic puzzle game with unknown random time of play

A portable electronic puzzle device for increasing a user's knowledge of geography by causing said user to develop responses to questions about a geography topic, said device comprising:

• an enclosure means, said enclosure means having a face for viewing by said user;
• microprocessor means, including memory means, within said enclosure means for storing codes corresponding to a plurality of random sets of alphanumeric characters, each set being a geography topic together with a random cue to provide a question to said user relative to said geography topic and an answer to each said question;
• user input means connected with said microprocessor means, said user input means being a keypad mounted in said face of said enclosure means including an on/off switch key for energizing and de-energizing said device, a topic/cue switch key for scrolling through game, category, and answer choices of said geography topic and for selection of said question, and an answer display switch key;
• timing means within said enclosure means connected to said user input means and said microprocessor for generating an unknown random time duration and for generating a signal at a conclusion of each said random time duration to indicate completion of a game to a user;
• and
• display means in said face of said enclosure means connected to said microprocessor means, said display means having a first portion and a second portion, said first portion for displaying said question upon operation of said topic/cue switch key by a user, and said first and second portions for displaying said answer to said displayed question upon operation of said answer display switch key and upon completion of a game at a conclusion of said time duration.