"Alge-Blaster!" is a 1985 educational program developed by Jan Davidson, Ph.D., Anders Beitnes, Wendy Barels, Cathy Johnson, and distributed by Davidson & Associates. This version is dated 050187. It is distributed on a single 3.5-inch (800K) disk. It requires an Apple IIgs, Apple //c+, or 128K Apple //e with a compatible drive controller card.