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 2 Mummies; Bicycles; Helium Chat; Owl
- Season 2 Hot-Air Balloons; Hearing; Side Stitch Chat; Beluga Whales
- Season 2 Fire; Artificial Heart; Penguins
- Season 2 Lie Detector; Golf Balls; Hiccup Chat; Cold Remedies
- Season 2 Imploding Buildings; Snoring; Stomach Growl Chat; Walrus
- Season 2 Computer Graphics; Smell; Tarantula Chat; Inventors Fair
- Season 2 Pain; Optical Illusions; Wine Glass Sing Chat; Iguana
- Season 2 Electricity; Vision; Tennis Elbow Chat; Bubbles
- Season 2 Thermography; Voice; Yawn Chat; Pronghorn
- Season 2 Car Crash; Allergies; Blush Chat; Reindeer
- Season 2 Sports Clinics; Radioactivity; Acne Chat; Baby Tigers
- Season 2 Space Shuttle
- Season 2 Balance; Cooking; Scientists Disagree; Eagle
Newton's Apple - Season 2 Episode 12 Space Shuttle
8.00 30 minutes 
