3-2-1 Classroom Contact

The Inside Story: Digestion (1x13)

Ημερομηνία προβολής: Νοέ 01, 1991

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.