Newton's Apple: Season 4
This season started on October 11, 1986. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | Flight Trainers; Snake Bite; Hedgehoh Chat; Cold Remedies · 30 min | |
| 2 | Caves; Lasers; Skin Wrinkle Chat; Whale Birth · 30 min | |
| 3 | Hypothermia; Moon; Voice Change Chat; Yak · 30 min | |
| 4 | Sponges; Bed of Nails; Probability; Pelicans · 30 min | |
| 5 | Bees; Blood Pressure; Bruises Chat; Hiccups · 30 min | |
| 6 | Telescopes; Food Myths; Manatee · 30 min | |
| 7 | Fossil Dig; Mirrors; Frostbite Chat; Elephants · 30 min | |
| 8 | Wind Blow; Baldness; Soda Pop Fizz Chat; Cranes · 30 min | |
| 9 | Alcohol; Helium Balloons; Backache Chat; Roller Coaster; Snow Monkeys · 30 min | |
| 10 | Diabetes; Frozen Food; Flat Feet Chat; Battery Inventions; Alligators · 30 min | |
| 11 | Immune System; Skiing; Blimp; Beaver · 30 min | |
| 12 | Pterodactyl; Rube Goldberg; Black Box Chat; Quickies · 30 min | |
| 13 | Baseball Bats; Polarized Light; Dreams Chat; Inventors Fair; Falcon · 30 min |
