ADDITION AND SUBTRACTION 2 (Texas Instruments)(1981)

ADDITION AND SUBTRACTION 1 (Texas Instruments)(1981)

BEGINNING GRAMMAR (Texas Instruments)(1979)

VIDEO GRAPHS (Texas Instruments)(1979)

INDOOR SOCCER (Texas Instruments)(1980)

MUNCH MAN (Texas Instruments)(1981)

PARSEC (Texas Instruments)(1982)

ALIEN ADDITION (Texas Instruments)(1982)

TI INVADERS (Texas Instruments)(1982)

CRAZY CARS (MSX)(1987)

CHESS (MSX)(1984)

GHOSTBUSTERS (Atari 2600)(1985)

WINTER GAMES (Atari 2600)(1987)

DEMON ATTACK (Atari 2600)(1982)

TENNIS (Atari 2600)(1986)

WELTRAUMTUNNEL (Atari 2600)(1983)

VIDEOPAC 4 (VIDEOPAC)(1980)

Computer SCRABBLE (Spectrum)(1983)

Computer SCRABBLE (Spectrum)(1983)

VEGAS JACKPOT (Spectrum)(1984)

FINDERS KEEPERS (Spectrum)(1985)

LOCO-MOTION (Spectrum)(1985)

ACTION BIKER (Spectrum)(1985)

OH MUMMY (Spectrum)(1982)

TREASURE ISLAND (Spectrum)(1982)