Episode: 1 Getting to the South Pole: Antarctica Episode: 2 They're Habit Forming: Crystals Episode: 3 Earth is Change: Erosion Episode: 4 Remains to be Seen: Fossils Episode: 5 3-D Sea: Ocean Environments Episode: 6 Too Hot to Handle: Volcanoes Episode: 7 Go with the Flow: The Water Cycle Episode: 8 Eye of the Beholder: Animal Vision Episode: 9 Living on the Edge: Antarctic Animals Episode: 10 Life Down Under: Australian Mammals Episode: 11 The Shocking Truth: Bioelectricity Episode: 12 The Order of Things: Classification Episode: 13 The Inside Story: Digestion Episode: 14 Winging It: Flying Animals Episode: 15 Eat and be Eaten: Food Chains Episode: 16 How Do They Know That? Innate & Learned Behavior Episode: 17 Living in Groups: Social Behavior Episode: 18 Learning New Tricks: Training Animals Episode: 19 Air is There: Air is Matter Episode: 20 Getting a Grip: Friction Episode: 21 More Power to You: Generating Electricity Episode: 22 Measuring G's: Gravity and Weightlessness Episode: 23 Living Color: Light and Color Episode: 24 Play Ball!: Motion and Forces Episode: 25 Facts of Light: Refraction Episode: 26 Bubble-ology: Surface Tension Episode: 27 How Do You Know: Collect the Data Episode: 28 How Do You Know? Dig It Up! Episode: 29 How Do You Know? Experiment! Episode: 30 How Do You Know? Make a Model