| Episode |
3-2-1 Contact Senses: Hearing |
1983 |
| Episode |
3-2-1 Contact Sports: Time, Rate, Measurement |
1983 |
| Episode |
3-2-1 Contact Sports: Energy Transfer |
1983 |
| Episode |
3-2-1 Contact Senses: Touch |
1983 |
| Episode |
3-2-1 Contact Motion: Smashing |
1986 |
| Episode |
3-2-1 Contact Water: Distribution |
1983 |
| Episode |
3-2-1 Contact Sports: Coordination |
1983 |
| Episode |
3-2-1 Contact Motion: Getting a Grip |
1986 |
| Episode |
3-2-1 Contact Light: Color |
1985 |
| Episode |
3-2-1 Contact Flight: Flying Animals |
1983 |
| Episode |
3-2-1 Contact Senses: Special Sensors |
1983 |
| Episode |
3-2-1 Contact Extra The Rotten Truth |
1970 |
| Episode |
3-2-1 Contact Motion: Heave Ho! |
1986 |
| Episode |
3-2-1 Contact Light: Eyes |
1985 |
| Episode |
3-2-1 Contact Flight: Air Resistance |
1983 |
| Episode |
3-2-1 Contact Water in the Body |
1983 |
| Episode |
3-2-1 Contact Flight: Lift |
1983 |
| Episode |
3-2-1 Contact Shapes in Nature |
1983 |
| Episode |
3-2-1 Contact Light: Bending and Bouncing |
1985 |
| Episode |
3-2-1 Contact Survival: Breathing |
1983 |
| Episode |
3-2-1 Contact Flight: Thrust |
1983 |
| Episode |
3-2-1 Contact Flight: Acceleration |
1983 |
| Episode |
3-2-1 Contact Shapes and Gravity |
1983 |
| Episode |
3-2-1 Contact Survival: Temperature |
1983 |
| Episode |
3-2-1 Contact Babies: The Code of Life |
1983 |
| Episode |
3-2-1 Contact Signals: Lingo |
1986 |
| Episode |
3-2-1 Contact Babies: Growth and Development |
1983 |
| Episode |
3-2-1 Contact Shapes: Streamlining |
1983 |
| Episode |
3-2-1 Contact Signals: Talking Birds, Talking Rooms |
1986 |
| Episode |
3-2-1 Contact Shapes: Form and Function |
1983 |
| Episode |
3-2-1 Contact Antarctica: The Desert Continent |
1988 |
| Episode |
3-2-1 Contact Babies: Behavior |
1983 |
| Episode |
3-2-1 Contact Survival: Protection |
1983 |
| Episode |
3-2-1 Contact Signals: Looking for Visual Clues |
1986 |
| Episode |
3-2-1 Contact Babies: Colonization |
1983 |
| Episode |
3-2-1 Contact Survival: Energy |
1983 |
| Episode |
3-2-1 Contact Measurement: How Heavy? How Dense? |
1984 |
| Episode |
3-2-1 Contact Island: Parrot Fish |
1988 |
| Episode |
3-2-1 Contact Shapes: Clues |
1983 |
| Episode |
3-2-1 Contact Signals: Getting Them Around |
1986 |
| Episode |
3-2-1 Contact Island: Lizards |
1988 |
| Episode |
3-2-1 Contact Babies: Change |
1983 |
| Episode |
3-2-1 Contact Island: Coral |
1988 |
| Episode |
3-2-1 Contact Signals: Cracking Codes |
1986 |
| Episode |
3-2-1 Contact Measurement: How Fast? How Slow? |
1984 |
| Episode |
3-2-1 Contact Survival: Teamwork |
1983 |
| Episode |
3-2-1 Contact Water: 3 Phases – Gas, Liquid, Solid |
1983 |
| Episode |
3-2-1 Contact Senses: Taste and Smell |
1983 |
| Episode |
3-2-1 Contact Island: Flamingos |
1988 |
| Episode |
3-2-1 Contact Senses: Sight |
1983 |
| Episode |
3-2-1 Contact Water: Medium for Life |
1983 |
| Episode |
3-2-1 Contact Motion: What's Up? |
1986 |
| Episode |
3-2-1 Contact Island: Conch |
1988 |
| Episode |
3-2-1 Contact Sports: Training Analysis |
1983 |
| Episode |
3-2-1 Contact Motion: Bones |
1986 |
| Episode |
3-2-1 Contact Water and People |
1983 |
| Episode |
3-2-1 Contact Earth is Change |
1984 |
| Episode |
3-2-1 Contact Earth: Maps |
1984 |
| Episode |
3-2-1 Contact Earth: Climate |
1984 |
| Episode |
3-2-1 Contact Earth: Flora and Fauna |
1984 |
| Episode |
3-2-1 Contact Earth: Building Models |
1984 |
| Episode |
3-2-1 Contact Light: From the Sun; To Your Eyes |
1985 |
| Episode |
3-2-1 Contact Light: Color |
1985 |
| Episode |
3-2-1 Contact Light: Eyes |
1985 |
| Episode |
3-2-1 Contact Light: How Animals See |
1985 |
| Episode |
3-2-1 Contact Light: Bending and Bouncing |
1985 |
| Episode |
3-2-1 Contact Signals: Lingo |
1986 |
| Episode |
3-2-1 Contact Signals: Talking Birds, Talking Rooms |
1986 |
| Episode |
3-2-1 Contact Signals: Looking for Visual Clues |
1986 |
| Episode |
3-2-1 Contact Signals: Getting Them Around |
1986 |
| Episode |
3-2-1 Contact Signals: Cracking Codes |
1986 |