Educational games have received increasing attention as one teaching technique for individualizing instruction. The use of games for education was borrowed from the business community, which in turn had borrowed the idea from the military. Educational games include several distinct types--simulations, role playing, games and simulation games. Two general classes of classroom games have been developed. The first teaches specific skills and subject content; the second presents moral and social concepts. Games generate student enthusiasm and involvement. They encourage interaction among students. Disadvantages include their high cost and limited availability and their simplistic structuring of reality. The design of educational games involves several distinct steps. The first and most important is the specification of the game's objectives. The determination of a model appropriate to the objectives follows. Evaluation of games should test the game's validity and coverage and two aspects of comprehension--the students' understanding of both the game and the real world subject of the game. A 16 item reference bibliography is appended. (KB)