Season
- Season 1 1983-10-15
- Season 2 1984-10-13
- Season 3 1985-10-12
- Season 4 1986-10-11
- Season 5 1987-10-10
- Season 6 1988-10-15
- Season 7 1989-10-14
- Season 8 1990-10-13
- Season 9 1991-10-12
- Season 10 1992-10-10
- Season 11 1993-10-16
- Season 12 1994-10-15
- Season 13 1995-10-14
- Season 14 1996-10-12
- Season 15 1997-10-11
Season 15 Episode
- Season 9 Aerobic Exercise; Swimming/Weightlifting; Luge/Skating; Softball/Racewalking
- Season 9 Solar Cars; Steroids; The Amazing Kreskin; Foot Fall Asleep; Miniature Horses
- Season 9 Murder Mystery; Ted Nugent; Bats
- Season 9 Cancer Causes; Frisbees; Computer Virus
- Season 9 Sewers; Cancer Treatments; Dick Cavett; Porcupines
- Season 9 Mapping the Dig Site; Dating the Bones; Assembling Dinosaur
- Season 9 Domed Stadium; Photosynthesis; Polarized Sunglasses; Amusement Park
- Season 9 Tears; Slinky Physics; Barcodes; Aspirin; Camels
- Season 9 Soviet Space; Sky Blue; Inventors Fair; Llamas
- Season 9 Acid Rain; Highjump; Potholes; Goats
- Season 9 Medical Quackery; Microwave Ovens; Dollar Changer; Golden Eagles
- Season 9 Telecommunications; Solar Eclipse; Blimp; Bear Cubs
- Season 9 Hip Replacement; Airbags; Paper Cuts; Potbelly Pigs
Newton's Apple - Season 9 Episode 12 Telecommunications; Solar Eclipse; Blimp; Bear Cubs
8.00 30 minutes 
