01. Getting to the South Pole: Antarctica
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02. They're Habit Forming: Crystals
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03. Earth is Change: Erosion
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04. Remains to be Seen: Fossils
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05. 3-D Sea: Ocean Environments
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06. Too Hot to Handle: Volcanoes
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07. Go with the Flow: The Water Cycle
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08. Eye of the Beholder: Animal Vision
Stephanie Yu shows to Z Wright a series of unusual cameras that simulate the way animals see.
09. Living on the Edge: Antarctic Animals
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10. Life Down Under: Australian Mammals
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11. The Shocking Truth: Bioelectricity
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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.
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.
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.
15. Eat and be Eaten: Food Chains
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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.
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.
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.
19. Air is There: Air is Matter
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20. Getting a Grip: Friction
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21. More Power to You: Generating Electricity
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22. Measuring G's: Gravity and Weightlessness
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23. Living Color: Light and Color
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24. Play Ball!: Motion and Forces
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25. Facts of Light: Refraction
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26. Bubble-ology: Surface Tension
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27. How Do You Know: Collect the Data
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28. How Do You Know? Dig It Up!
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29. How Do You Know? Experiment!
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30. How Do You Know? Make a Model
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