Paper Origami (1995)
Floor Tiles (1997)
Litter Rap (1990)
Architecture (1980)
Ake & Ch (1991)
Pegboard (1980)
Computer Test (1987)
Moving Day (1983)
Autosong (1976)
Skeletons (1979)
Cosmic Letter (1979)
Shorelines (1977)
Shell Life (1984)
Perspectives (1977)
Cosmic Clock (1979)
Earth Works (1983)