92 GAMES
Orbit - A Trip to the Moon
Antic Software
1985
Simulation - Space
Orbital Defense
[no publisher]
?
Shoot'em Up! - Horizontal Scrolling
Orbital Simulation
West Valley Atari Users Group
Education - Chemistry / Physics
Orbits
Interface Age
1980
Orccon
Ordering Letters and Words
Centurion Industries, Inc.
Education - Reading
Oregon Trail (The)
Softswap
1982
Simulation - Miscellaneous
Orgs and Ogres
JPR Software, Inc.
1983
[unknown]
Original Adventure
LotsaBytes
Adventure - Text
Howell, Robert
Original Adventure (The)
Dynacomp
Orioles Baseball
1984
Sports - Baseball
Orion
Protocom
Arcade - Miscellaneous
Osmosis
Cards - Solitaire
OTB
Gambling - Racing
Othello
1981
Board Game - Reversi
TAB Books
Othello 2024
White, Jerry
2024
Other-Venture #2 - The Curse of Crowley Manor
Adventure International
Other-Venture #3 - Escape from Traam
Other-Venture #4 - Earthquake - San Francisco 1906
Our Game - Four Letter Words
ANALOG Computing
Brain - Hangman / Word Game
Our Solar System
RPS Corporation
1986
Education - Space / Astronomy
Our Weird and Wacky World
Educational Activities, Inc.
Our Weird and Wacky World - Critical Reading Program - Reading with Critical Understanding
Our Weird and Wacky World - Literal Comprehension Program - Reading with Understanding
Outdoor Games
Creative Computing Software
Various
Outer Space Attack
SoftSide Publications
Shoot'em Up! - Space Invaders
Outer Space Mathematics
Main Street Publishing
Education - Mathematics
Outland Quest Adventure #1 - Dungeons of Oti
Outland Quest Software
Outland Quest Adventure #2 - Motion Variable
Outland Quest Adventure #3 - Terror Fair
Outlaw / Howitzer
APX
1979
Shoot'em Up! - Miscellaneous
Outpost
Johnson, Jim
Arcade - Maze
Compute!
Strategy - Wargame
Outrage
Aim Software
Overflow
Antic
Overflow 2021
Anschuetz / Weisgerber / Anschuetz
2021
Overflow Santa
2025
Overload
Midwest Computing
Owari
Board Game - Awari
Ozzy's Orchard
TG Software
