• S 7: Ep 25 Greece: The Parthenon
    11/11/88
  • S 7: Ep 24 Greece: Sheep & Cheese
    11/10/88
  • S 7: Ep 23 Greece: Before History
    11/9/88
  • S 7: Ep 22 Greece: Under The Ash
    11/8/88
  • S 7: Ep 21 Greece: The Journey Begins
    11/7/88
  • S 7: Ep 20 Structures: Suspended in Air
    11/4/88
  • S 7: Ep 19 Structures: Running Robots
    11/3/88
  • S 7: Ep 18 Structures: Chaos and Computers
    11/2/88
  • S 7: Ep 17 Structures: Pipes and Reeds
    11/1/88
  • S 7: Ep 16 Structures: Bubble, Bubble
    10/31/88
  • S 7: Ep 15 Australia: Kangaroos
    10/28/88
  • S 7: Ep 14 Australia: Koalas
    10/27/88
  • S 7: Ep 13 Australia: Emu & Kookaburra
    10/26/88
  • S 7: Ep 12 Australia: Moths & Beetles
    10/25/88
  • S 7: Ep 11 Australia: Platypus & Echidna
    10/24/88
  • S 7: Ep 10 Your Body: Your Health
    10/21/88
  • S 7: Ep 9 Your Body: Spinning
    10/20/88
  • S 7: Ep 8 Your Body: Sleep
    10/19/88
  • S 7: Ep 7 Your Body: Having a Baby
    10/18/88
  • S 7: Ep 6 Your Body: Twins
    10/17/88
  • S 7: Ep 5 Antarctica: The Desert Continent
    10/14/88
  • S 7: Ep 4 Antarctica: Life Under The Ice
    10/13/88
  • S 7: Ep 3 Antarctica: Life On The Edge
    10/12/88
  • S 7: Ep 2 Antarctica: Getting Around
    10/11/88
  • S 7: Ep 1 Antarctica: Getting There
    10/10/88
  • S 6: Ep 30 In the Air: Unbelievable Flying Objects
    11/20/87
  • S 6: Ep 29 In the Air: Fat Things That Fly
    11/19/87
  • S 6: Ep 28 In the Air: Born to Fly
    11/18/87
  • S 6: Ep 27 In the Air: Drifting with the Wind
    11/17/87
  • S 6: Ep 26 In the Air: Finding Your Way
    11/16/87
  • S 6: Ep 25 Modeling: Spaces
    11/13/87
  • S 6: Ep 24 Modeling: Knees and Small Things
    11/12/87
  • S 6: Ep 23 Modeling: The Earth
    11/11/87
  • S 6: Ep 22 Modeling: Through Ice and Air
    11/10/87
  • S 6: Ep 21 Modeling: Things on Wheels
    11/9/87
  • S 6: Ep 20 Big Mammals: The High Cost of Living
    11/6/87
  • S 6: Ep 19 Mammals at Play
    11/5/87
  • S 6: Ep 18 Mammals: Live Birth, Warm Milk
    11/4/87
  • S 6: Ep 17 Mammals: Keeping Warm
    11/3/87
  • S 6: Ep 16 Mammals: Rats and Bats
    11/2/87
  • S 6: Ep 15 Architecture: Light But Strong
    10/30/87
  • S 6: Ep 14 Architecture: Made to Fit
    10/29/87
  • S 6: Ep 13 Architecture: Stack It Up
    10/28/87
  • S 6: Ep 12 Architecture: Home
    10/27/87
  • S 6: Ep 11 Architecture: Raising the Big Top
    10/26/87
  • S 6: Ep 10 Detectives: Pattern Detectives
    10/23/87
  • S 6: Ep 9 Detectives: Dinosaur Detectives
    10/22/87
  • S 6: Ep 8 Detectives: Wildlife Detectives
    10/21/87
  • S 6: Ep 7 Detectives: Tool and Trash Detectives
    10/20/87
  • S 6: Ep 6 Detectives: Skin and Bone Detectives
    10/19/87
  • S 6: Ep 5 Japan: Judo and Computers
    10/16/87
  • S 6: Ep 4 Japan: Earthquake!
    10/15/87
  • S 6: Ep 3 Japan: Paper and Kites
    10/14/87
  • S 6: Ep 2 Japan: Landslide!
    10/13/87
  • S 6: Ep 1 Japan: Precious Oysters, Rare Salamanders
    10/12/87
  • S 5: Ep 20 Eating: Leftovers
    10/17/86
  • S 5: Ep 19 Eating: Down the Hatch
    10/16/86
  • S 5: Ep 18 Eating: Zoo Food
    10/15/86
  • S 5: Ep 17 Eating: Picky Eaters
    10/14/86
  • S 5: Ep 16 Eating: Tooth Detectives
    10/13/86
  • S 5: Ep 15 Motion: Heave Ho!
    10/10/86
  • S 5: Ep 14 Motion: Getting a Grip
    10/9/86
  • S 5: Ep 13 Motion: Smashing
    10/8/86
  • S 5: Ep 12 Motion: Bones
    10/7/86
  • S 5: Ep 11 Motion: What's Up?
    10/6/86
  • S 5: Ep 10 Oceans: Of the Sea
    10/3/86
  • S 5: Ep 9 Oceans: By the Sea
    10/2/86
  • S 5: Ep 8 Oceans: From the Sea
    10/1/86
  • S 5: Ep 7 Oceans: In the Sea
    9/30/86
  • S 5: Ep 6 Oceans: On the Sea
    9/29/86
  • S 5: Ep 5 Signals: Cracking Codes
    9/26/86
  • S 5: Ep 4 Signals: Getting Them Around
    9/25/86
  • S 5: Ep 3 Signals: Looking for Visual Clues
    9/24/86
  • S 5: Ep 2 Signals: Talking Birds, Talking Rooms
    9/23/86
  • S 5: Ep 1 Signals: Lingo
    9/22/86
  • S 4: Ep 20 Stuff: Using It
    10/18/85
  • S 4: Ep 19 Stuff: Feathers and Rubber
    10/17/85
  • S 4: Ep 18 Stuff: Shaping It
    10/16/85
  • S 4: Ep 17 Stuff: Clay
    10/15/85
  • S 4: Ep 16 Stuff: Metals
    10/14/85
  • S 4: Ep 15 Farms: Chickens and Pigs – Animal Production
    10/11/85
  • S 4: Ep 14 Farms: Cows and Pigs – Animal Products
    10/10/85
  • S 4: Ep 13 Farms: Hybrids
    10/9/85
  • S 4: Ep 12 Farms: Plants and Pigs – Plant Production
    10/8/85
  • S 4: Ep 11 Farms: Sheep and Pigs – Selective Breeding
    10/7/85
  • S 4: Ep 10 Light: Bending and Bouncing
    10/4/85
  • S 4: Ep 9 Light: How Animals See
    10/3/85
  • S 4: Ep 8 Light: Eyes
    10/2/85
  • S 4: Ep 7 Light: Color
    10/1/85
  • S 4: Ep 6 Light: From the Sun; To Your Eyes
    9/30/85
  • S 4: Ep 5 Tropics: Endangered Animals
    9/27/85
  • S 4: Ep 4 Tropics: Working Animals – Monkeys and Elephants
    9/26/85
  • S 4: Ep 3 Tropics: Rice
    9/25/85
  • S 4: Ep 2 Tropics: Metals
    9/24/85
  • S 4: Ep 1 Tropics: Rubber
    9/23/85
  • S 3: Ep 20 Electricity: You Are Electric
    11/16/84
  • S 3: Ep 19 Electricity Runs in a Circuit
    11/15/84
  • S 3: Ep 18 Electricity: Where Do We Get It?
    11/14/84
  • S 3: Ep 17 Electricity and Magnetism
    11/13/84
  • S 3: Ep 16 Electricity: What is It?
    11/12/84
  • S 3: Ep 15 Earth: Building Models
    11/9/84
  • S 3: Ep 14 Earth: Flora and Fauna
    11/8/84
  • S 3: Ep 13 Earth: Climate
    11/7/84
  • S 3: Ep 12 Earth: Maps
    11/6/84
  • S 3: Ep 11 Earth is Change
    11/5/84
  • S 3: Ep 10 Measurement: How Fast? How Slow?
    11/2/84
  • S 3: Ep 9 Measurement: How Many? How Much?
    11/1/84
  • S 3: Ep 8 Measurement: How Heavy? How Dense?
    10/31/84
  • S 3: Ep 7 Measurement: What's the Area? What's the Volume?
    10/30/84
  • S 3: Ep 6 Measurement: How Long? How Far?
    10/29/84
  • S 3: Ep 5 Space: Anybody Out There?
    10/26/84
  • S 3: Ep 4 Space: Working There
    10/25/84
  • S 3: Ep 3 Space: Living There
    10/24/84
  • S 3: Ep 2 Space: Getting There
    10/23/84
  • S 3: Ep 1 Space: Weightless
    10/22/84
  • S 2: Ep 25 Senses: Special Sensors
    12/9/83
  • S 2: Ep 24 Senses: Touch
    12/8/83
  • S 2: Ep 23 Senses: Hearing
    12/7/83
  • S 2: Ep 22 Senses: Sight
    12/6/83
  • S 2: Ep 21 Senses: Taste and Smell
    12/5/83
  • S 2: Ep 35 Water in the Body
    12/2/83
  • S 2: Ep 34 Water: Distribution
    12/1/83
  • S 2: Ep 33 Water and People
    11/30/83
  • S 2: Ep 32 Water: Medium for Life
    11/29/83
  • S 2: Ep 31 Water: 3 Phases – Gas, Liquid, Solid
    11/28/83
  • S 2: Ep 30 Shapes: Clues
    11/25/83
  • S 2: Ep 29 Shapes: Form and Function
    11/24/83
  • S 2: Ep 28 Shapes: Streamlining
    11/23/83
  • S 2: Ep 27 Shapes and Gravity
    11/22/83
  • S 2: Ep 26 Shapes in Nature
    11/21/83
  • S 2: Ep 40 Building: Communication
    11/18/83
  • S 2: Ep 39 Building: Modular
    11/17/83
  • S 2: Ep 38 Building: Standard Parts
    11/16/83
  • S 2: Ep 37 Building: One of a Kind
    11/15/83
  • S 2: Ep 36 Building: Materials
    11/14/83
  • S 2: Ep 20 Babies: Change
    11/11/83
  • S 2: Ep 19 Babies: Colonization
    11/10/83
  • S 2: Ep 18 Babies: Behavior
    11/9/83
  • S 2: Ep 17 Babies: Growth and Development
    11/8/83
  • S 2: Ep 16 Babies: The Code of Life
    11/7/83
  • S 2: Ep 5 Survival: Teamwork
    11/4/83
  • S 2: Ep 4 Survival: Energy
    11/3/83
  • S 2: Ep 3 Survival: Protection
    11/2/83
  • S 2: Ep 2 Survival: Temperature
    11/1/83
  • S 2: Ep 1 Survival: Breathing
    10/31/83
  • S 2: Ep 10 Sports: Coordination
    10/28/83
  • S 2: Ep 9 Sports: Impact Analysis
    10/27/83
  • S 2: Ep 8 Sports: Energy Transfer
    10/26/83
  • S 2: Ep 7 Sports: Time, Rate, Measurement
    10/25/83
  • S 2: Ep 6 Sports: Training Analysis
    10/24/83
  • S 2: Ep 15 Flight: Acceleration
    10/21/83
  • S 2: Ep 14 Flight: Thrust
    10/20/83
  • S 2: Ep 13 Flight: Lift
    10/19/83
  • S 2: Ep 12 Flight: Air Resistance
    10/18/83
  • S 2: Ep 11 Flight: Flying Animals
    10/17/83
  • S 1: Ep 55 Surfaces: The Atmosphere—Skin of the Earth
    4/11/80
  • S 1: Ep 54 Surfaces: Surface of the Earth
    4/10/80
  • S 1: Ep 53 Surfaces: Surface Tension and Bubbles
    4/9/80
  • S 1: Ep 52 Surfaces: Shapes and Functions at the Surface
    4/8/80
  • S 1: Ep 51 Surfaces: Protection
    4/7/80
  • S 1: Ep 50 Order/Disorder: Sum of Its Parts
    4/4/80
  • S 1: Ep 49 Order/Disorder: Disordered
    4/3/80
  • S 1: Ep 48 Order/Disorder: Social Order
    4/2/80
  • S 1: Ep 47 Order/Disorder: The Body – An Ordered System
    4/1/80
  • S 1: Ep 46 Order/Disorder: Regular Patterns
    3/31/80
  • S 1: Ep 10 Forces: A Spectacle of Forces
    3/28/80
  • S 1: Ep 9 Forces and Machines
    3/27/80
  • S 1: Ep 8 Forces: Buoyancy and Gravity
    3/26/80
  • S 1: Ep 7 Forces and Fields
    3/25/80
  • S 1: Ep 6 Forces and Motion
    3/24/80
  • S 1: Ep 25 Communication: Feedback
    3/21/80
  • S 1: Ep 24 Communication with Other Species
    3/20/80
  • S 1: Ep 23 Communication: Machinery of Communication
    3/19/80
  • S 1: Ep 22 Communication: Animal Communication
    3/18/80
  • S 1: Ep 21 Communication: Human Communication
    3/17/80
  • S 1: Ep 15 Growth/Decay: Cycles Upon Cycles
    3/14/80
  • S 1: Ep 14 Growth/Decay: Human Cultures/Land Forms
    3/13/80
  • S 1: Ep 13 Growth/Decay: Decay
    3/12/80
  • S 1: Ep 12 Growth/Decay: Human Growth
    3/11/80
  • S 1: Ep 11 Growth/Decay: Sex and Seeds
    3/10/80
  • S 1: Ep 45 Near/Far: Knowing Where You Are
    3/7/80
  • S 1: Ep 44 Near/Far: Space Travel
    3/6/80
  • S 1: Ep 43 Near/Far: Mapping and Navigating Over Earth
    3/5/80
  • S 1: Ep 42 Near/Far: Mapping and Navigating Near Home
    3/4/80
  • S 1: Ep 41 Near/Far: Seeing Isn't Always Believing
    3/3/80
  • S 1: Ep 60 Big/Small: How Big is Big?
    2/29/80
  • S 1: Ep 59 Big/Small: Volume & Efficiency
    2/28/80
  • S 1: Ep 58 Big/Small: Dinoaurs
    2/27/80
  • S 1: Ep 57 Big/Small: Animal Habitats
    2/26/80
  • S 1: Ep 56 Big/Small: Animal Sizes/Scaling
    2/25/80
  • S 1: Ep 40 Light/Dark: Light Sources
    2/22/80
  • S 1: Ep 39 Light/Dark: The Eye
    2/21/80
  • S 1: Ep 38 Light/Dark: Electromagnetic Spectrum
    2/20/80
  • S 1: Ep 37 Light/Dark: Adaptation of Plants/Animals
    2/19/80
  • S 1: Ep 36 Light/Dark: The Sun
    2/18/80
  • S 1: Ep 65 Crowded/Uncrowded: Human Survival/Controlling Densities
    2/15/80
  • S 1: Ep 64 Crowded/Uncrowded: Down Among the Atoms (Liquids & Solids)
    2/14/80
  • S 1: Ep 63 Crowded/Uncrowded: Contrasts in Densities of Materials
    2/13/80
  • S 1: Ep 62 Crowded/Uncrowded: Optimum Populations in Nature
    2/12/80
  • S 1: Ep 61 Crowded/Uncrowded: Human Crowding
    2/11/80
  • S 1: Ep 30 Food/Fuel: The Sun Makes Everything Go
    2/8/80
  • S 1: Ep 29 Food/Fuel: Fueling Machines
    2/7/80
  • S 1: Ep 19 Fast/Slow: Speed and Racing
    2/7/80
  • S 1: Ep 28 Food/Fuel: Growing and Processing Food
    2/6/80
  • S 1: Ep 27 Food/Fuel: Human Food
    2/5/80
  • S 1: Ep 26 Food/Fuel: Animal Food
    2/4/80
  • S 1: Ep 20 Fast/Slow: Time and Time Again
    2/1/80
  • S 1: Ep 18 Fast/Slow: Lifetimes
    1/30/80
  • S 1: Ep 17 Fast/Slow: Rhythms of Nature
    1/29/80
  • S 1: Ep 16 Fast/Slow: Speed Up, Slow Down
    1/28/80
  • S 1: Ep 35 Hot/Cold: Temperatures on Earth/In Space
    1/25/80
  • S 1: Ep 34 Hot/Cold: Heat and Work
    1/24/80
  • S 1: Ep 33 Hot/Cold: How Hot or Cold Can It Get?
    1/23/80
  • S 1: Ep 32 Hot/Cold: Animal and Plant Adaptations
    1/22/80
  • S 1: Ep 31 Hot/Cold: People's Temperatures
    1/21/80
  • S 1: Ep 5 Noisy/Quiet: Range of Vibration
    1/18/80
  • S 1: Ep 4 Noisy/Quiet: Music
    1/17/80
  • S 1: Ep 3 Noisy/Quiet: How People & Animals Use Sound
    1/16/80
  • S 1: Ep 2 Noisy/Quiet: The Ear
    1/15/80
  • S 1: Ep 1 Noisy/Quiet: Production & Processing of Sound
    1/14/80