| Atari 400/800 cart. |  BC's Quest for Tires Model OTL-201 | 1983 | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Creepy Corridors | 198? | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Jawbreaker | 198? | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Jawbreaker II Model SRL-212 | 1983 | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Learning with Leeper | 1983 | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Maurauder | 198? | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Mr. Cool | 1983 | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Oil's Well | 1983 | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. | Sammy Lightfoot | 198? | Sierra On-Line, Inc. USA 20626 |
| Colecovision cart. | BC's Quest for Tires | 1983 | Sierra On-Line, Inc. USA 20626 |
| Colecovision cart. | Learning with Leeper | 1983 | Sierra On-Line, Inc. USA 20626 |
| Colecovision cart. | Oil's Well P | 1984 | Sierra On-Line, Inc. USA 20626 |
| Colecovision cart. | Sammy Lightfoot | 1983 | Sierra On-Line, Inc. USA 20626 |
| Colecovision cart. | Threshold Model SRL-902 | 1983 | Sierra On-Line, Inc. USA 20626 |
| Colecovision cart. | Wizard of Id's Wizmath | 1984 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | BC's Quest for Tires | 1984 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Castle of Dr. Brain | 1991 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Conquest of Camelot - The Search for the Grail | 1988 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Crossfire | 1984 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Donald Duck's Playground P | 1985 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Frogger | 1983 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk |  Hi-Res Adventure #4: Ulysses and the Golden Fleece P | 198? | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | King's Quest II - Romancing The Throne | 1985 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | King's Quest III - To Heir is Human | 1986 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Manhunter - New York | 1988 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Mickey's Space Adventure | 1985 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Mr. Cool | 1983 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Oil's Well P | 1984 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Sierra Championship Boxing Model 31700 | 1985 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk |  Sierra Demo | 1987 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Space Quest II - Vohaul's Revenge | 1988 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | The Wizard of Id's Wiztype | 1984 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Troll's Tale | 1984 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Ultima II - The Revenge of the Enchantress | 1983 | Sierra On-Line, Inc. USA 20626 |
| IBM PC 5.25in. disk | Ultima II - The Revenge of the Enchantress | 1984 | Sierra On-Line, Inc. USA 20626 |
| Commodore VIC-20 cart. | Cannonball Blitz Model CBL-401 | 1983 | Sierra On-Line, Inc. USA 20626 |
| Commodore VIC-20 cart. | Creepy Corridors Model CCL-401 | 1983 | Sierra On-Line, Inc. USA 20626 |
| Commodore VIC-20 cart. | Jawbreaker II Model JBL-401 | 1983 | Sierra On-Line, Inc. USA 20626 |
| Commodore VIC-20 cart. | Lunar Leeper | 1983 | Sierra On-Line, Inc. USA 20626 |
| Commodore VIC-20 cart. | Threshold | 1983 | Sierra On-Line, Inc. USA 20626 |
