Episode 1
Roller Coaster; Quicksand; Jelly-Side Down; Lemons; White Tiger
Oct 14, 1989
Episode 2
Bee Stings; Bowling; High-Speed Elevator; Lemons; Boa
Oct 21, 1989
Episode 3
Race Cars; Spider Webs; Lemons; Tropical Fish
Oct 28, 1989
Episode 4
Rain Forest; Buoyancy; Pouring Catsup; Lemons; Cold Remedies
Nov 4, 1989
Episode 5
Caffeine; Butterfly Migration; Autumn Leaves; Lemons; Doppler Effect; Sloth
Nov 11, 1989
Episode 6
Surfing; Geothermal/Volcanoes; Luau; Sugar Processing; Hawaiian Language; Eel
Nov 18, 1989
Episode 7
Whale Watch; Sunspots; Lemons; Skunk
Nov 25, 1989
Episode 8
Milky Way; Epilepsy; Lemons; Inventors Fair; Cuttlefish
Dec 2, 1989
Episode 9
DNA; Rube Goldberg Contest; Parrot Chat; Chewing Tin Foil; Seahorse
Dec 9, 1989
Episode 10
Marathons; Celestial Navigation; Cataracts Chat; Lemons; Echidna
Dec 16, 1989
Episode 11
Spinal Cord; Glue; Lemons; Dog Behavior
Dec 23, 1989
Episode 12
Cheese; Aging; Appendix Chat; Wolves
Dec 30, 1989
Episode 13
Supercomputer; Greenhouse Effect; House Creaking; Owl
Jan 6, 1990
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