Once Upon A Time III (1990)(Compu-Teach)(Disk 1 Of 3) ROM Download can be obtained free for Apple II GS on EmuGames.net only. Play emulator game in English for the USA region. Once Upon A Time III is a Apple II GS ROM that you can download to your computer or play online within your browser. You can also download roms such as Castlevania White Night Concerto and GT Advance 3 Pro Concept Racing that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.