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Overview: |
Noisy/Quiet: Production & Processing of Sound (S1E1)1/14/1980
Noisy/Quiet: The Ear (S1E2)1/15/1980
Noisy/Quiet: How People & Animals Use Sound (S1E3)1/16/1980
Noisy/Quiet: Music (S1E4)1/17/1980
Noisy/Quiet: Range of Vibration (S1E5)1/18/1980
Forces and Motion (S1E6)3/24/1980
Forces and Fields (S1E7)3/25/1980
Forces: Buoyancy and Gravity (S1E8)3/26/1980
Forces and Machines (S1E9)3/27/1980
Forces: A Spectacle of Forces (S1E10)3/28/1980
Growth/Decay: Sex and Seeds (S1E11)3/10/1980
Growth/Decay: Human Growth (S1E12)3/11/1980
Growth/Decay: Decay (S1E13)3/12/1980
Growth/Decay: Human Cultures/Land Forms (S1E14)3/13/1980
Growth/Decay: Cycles Upon Cycles (S1E15)3/14/1980
Fast/Slow: Speed Up, Slow Down (S1E16)1/28/1980
Fast/Slow: Rhythms of Nature (S1E17)1/29/1980
Fast/Slow: Lifetimes (S1E18)1/30/1980
Fast/Slow: Speed and Racing (S1E19)2/7/1980
Fast/Slow: Time and Time Again (S1E20)2/1/1980
Communication: Human Communication (S1E21)3/17/1980
Communication: Animal Communication (S1E22)3/18/1980
Communication: Machinery of Communication (S1E23)3/19/1980
Communication with Other Species (S1E24)3/20/1980
Communication: Feedback (S1E25)3/21/1980
Food/Fuel: Animal Food (S1E26)2/4/1980
Food/Fuel: Human Food (S1E27)2/5/1980
Food/Fuel: Growing and Processing Food (S1E28)2/6/1980
Food/Fuel: Fueling Machines (S1E29)2/7/1980
Food/Fuel: The Sun Makes Everything Go (S1E30)2/8/1980
Hot/Cold: People's Temperatures (S1E31)1/21/1980
Hot/Cold: Animal and Plant Adaptations (S1E32)1/22/1980
Hot/Cold: How Hot or Cold Can It Get? (S1E33)1/23/1980
Hot/Cold: Heat and Work (S1E34)1/24/1980
Hot/Cold: Temperatures on Earth/In Space (S1E35)1/25/1980
Light/Dark: The Sun (S1E36)2/18/1980
Light/Dark: Electromagnetic Spectrum (S1E38)2/20/1980
Light/Dark: The Eye (S1E39)2/21/1980
Light/Dark: Light Sources (S1E40)2/22/1980
Near/Far: Seeing Isn't Always Believing (S1E41)3/3/1980
Near/Far: Mapping and Navigating Near Home (S1E42)3/4/1980
Near/Far: Mapping and Navigating Over Earth (S1E43)3/5/1980
Near/Far: Space Travel (S1E44)3/6/1980
Near/Far: Knowing Where You Are (S1E45)3/7/1980
Order/Disorder: Regular Patterns (S1E46)3/31/1980
Order/Disorder: The Body – An Ordered System (S1E47)4/1/1980
Order/Disorder: Social Order (S1E48)4/2/1980
Order/Disorder: Disordered (S1E49)4/3/1980
Order/Disorder: Sum of Its Parts (S1E50)4/4/1980
Surfaces: Protection (S1E51)4/7/1980
Surfaces: Shapes and Functions at the Surface (S1E52)4/8/1980
Surfaces: Surface Tension and Bubbles (S1E53)4/9/1980
Surfaces: Surface of the Earth (S1E54)4/10/1980
Surfaces: The Atmosphere (S1E55)4/11/1980
Big/Small: Animal Sizes/Scaling (S1E56)2/25/1980
Big/Small: Animal Habitats (S1E57)2/26/1980
Big/Small: Dinoaurs (S1E58)2/27/1980
Big/Small: Volume & Efficiency (S1E59)2/28/1980
Big/Small: How Big is Big? (S1E60)2/29/1980
Crowded/Uncrowded: Human Crowding (S1E61)2/11/1980
Crowded/Uncrowded: Optimum Populations in Nature (S1E62)2/12/1980
Crowded/Uncrowded: Contrasts in Densities of Materials (S1E63)2/13/1980
Crowded/Uncrowded: Down Among the Atoms (Liquids & Solids) (S1E64)2/14/1980
Crowded/Uncrowded: Human Survival/Controlling Densities (S1E65)2/15/1980 |