1. Getting to the South Pole: Antarctica

Air Date : 1992-02-07

2. They're Habit Forming: Crystals

Air Date : 1992-01-24

3. Earth is Change: Erosion

Air Date : 1991-01-17

4. Remains to be Seen: Fossils

Air Date : 1992-01-10

5. 3-D Sea: Ocean Environments

Air Date : 1992-01-31

6. Too Hot to Handle: Volcanoes

Air Date : 1991-12-20

7. Go with the Flow: The Water Cycle

Air Date : 1991-12-13

8. Eye of the Beholder: Animal Vision

Stephanie Yu shows to Z Wright a series of unusual cameras that simulate the way animals see.

Air Date : 1991-10-04

9. Living on the Edge: Antarctic Animals

Air Date : 1991-11-22

10. Life Down Under: Australian Mammals

Air Date : 1991-11-08

11. The Shocking Truth: Bioelectricity

Air Date : 1991-11-15

12. The Order of Things: Classification

Both Stephanie Yu and Z Wright challenge each other with classification quizzes. Features the ""feather detective"" sequence from 3-2-1 Contact Episode 144.

Air Date : 1991-09-20

13. The Inside Story: Digestion

Stephanie demonstrates the digestive process by dissolving three food items in various solutions. Features the ""lost"" sequence from 3-2-1 Contact Episode 164, in which a group of kids examine a pig's digestive system.

Air Date : 1991-11-01

14. Winging It: Flying Animals

Stephanie shows how different wings suit different animals. Features the ""Different Wings for Different Things"" and ""Raptor Rehab"" sequences from 3-2-1 Contact Episode 76.

Air Date : 1991-10-25

15. Eat and be Eaten: Food Chains

Air Date : 1991-12-06

16. How Do They Know That? Innate & Learned Behavior

Stephanie sees a mouse learn its way through a maze. It proves that there is a lot more behavioral traits an animal must learn than one would think. Features the orangutan rehabilitation sequence from 3-2-1 Contact episode called Tropics: Endangered Animals.

Air Date : 1991-10-11

17. Living in Groups: Social Behavior

Starting an ant farm isn't as easy as Stephanie thinks. Includes the bee sequence from 3-2-1 Contact Episode 22.

Air Date : 1991-10-18

18. Learning New Tricks: Training Animals

Stephanie shows that there is more to animal behavior. Humans can teach animals to do many things. Features the monkey-training sequence from 3-2-1 Contact Episode 83.

Air Date : 1991-09-27

19. Air is There: Air is Matter

Air Date : 1992-02-28

20. Getting a Grip: Friction

Air Date : 1992-03-27

21. More Power to You: Generating Electricity

Air Date : 1992-02-14

22. Measuring G's: Gravity and Weightlessness

Air Date : 1992-03-06

23. Living Color: Light and Color

Air Date : 1992-03-20

24. Play Ball!: Motion and Forces

Air Date : 1992-02-21

25. Facts of Light: Refraction

Air Date : 1992-04-03

26. Bubble-ology: Surface Tension

Air Date : 1992-03-13

27. How Do You Know: Collect the Data

Air Date : 1992-05-08

28. How Do You Know? Dig It Up!

Air Date : 1992-04-17

29. How Do You Know? Experiment!

Air Date : 1992-04-10

30. How Do You Know? Make a Model

Air Date : 1992-05-01