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! 1996–1997
| Homes of the Future || Extraterrestrial Life || Cashless Society || Competition || Increasing Life Span
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! 1995-1996
| Firearms || Mental Health || 21st Century Marketplace || Cybernetics || United Nations
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! 1994-1995
| Cities || Homelessness || Kids and Violence || Prejudice || Privacy
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! 1993-1994
| Robotic || Antarctica || Extinction of Animals || Space Law || Control of Disease
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! 1992-1993
| Stress on Students || Hunger || Oceans || Drugs || Nuclear Waste
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! 1991-1992
| Space Exploration || Legal Epidemic || Sports Ethics || Land Use || Advertising
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! 1990-1991
| High School Dropouts || Ozone Depletion || Transportation || Censorship || Corruption in Government
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! 1989-1990
| Shrinking Tropical Rainforests || The Arms Race || Poverty || Medical Advances || Crime
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! 1988-1989
| Energy Sources || Youth and the Law || Nutrition | Employment || Terrorism
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! 1987-1988
| Space Travel || The Elderly || Acid Rain || Immigration || Birth Defects
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! 1986-1987
| Garbage || Changing Family Structures || Water || Illiteracy || The Impact of Media
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! 1985-1986
| Endangered Species || Feeding the World || Artificial Intelligence || American Legal System || Organ Transplants
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! 1984-1985
| Drunk Driving || Nuclear War || Education || The Greenhouse Effect | Industrialization of Space
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! 1983-1984
| Electronic Games || Prisons || Lasers || Nuclear Waste || Genetic Engineering
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|}
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