Strategic Simulations, Inc. Challenge It, $100/grade series Apple Models II Plus and He; Commodore PET, 32K. ... The Renaissance, Seven Wonders of the Ancient World) and three on the fifth grade level (Indian Life, Patriotic Songs of ... Math games that provide fact practice, skill drill, vocabulary review and problem- solving strategy work for one to four players. .... A fast-paced educational word game with an accessory disk and Claim to Fame/Sports Derby which includes famousanbsp;...