The game is designed to be played during or after a basic unit in U.S.space history has been introduced to the students. Players will be able to reinforce their learning of selected events in U.S. space history. After a unit covering several NASA missions has been introduced, COSMIC MEMORY can be utilized as a cooperative learning and group activity tool to help reinforce factual information that was presented in the unit. Players answer the questions for cards to their sets. The player with the most number of completed sets at the end of the game is declared the winner. Components: 100 cards