Participated in development of software

Alien Snipers

Animal

Asteroid Belt

Battle at Traitor's Castle

Christmas Time

Cowboy Shootout

Cowboys and Indians

Death Raid

Death Valley

Desert Tank Battle

Escape

Evil Alien

From the Depths of Time

Galaxy Hitch-hike

Haunted House

Iceberg

Intergalactic Games

Missile!

Monsters of Galacticon

Moonlander

Nim

Pirate Dogfight

Planet Lander

Red Alert!

Ring-a-Ring O'Robot

Robot Missile

Sabotage

Secret Weapon

Silo Raid

Space Dogfight

Space Mines

Space Rescue

Spy Codes

Supersonic Bomber

The Vital Message

The Wizard's Wall

Touchdown

Trip into the Future