Digestive & excretory systems.

"Digestive & excretory systems teaches kids that, in order to be of use to our cells, food needs to be broken down and absorbed into the bloodstream. This is the job of the digestive system, a complex series of tools that includes teeth, saliva, bile, acids and enzymes designed to reduce nu...

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Bibliographic Details

Corporate Authors:	Fabian-Baber, Inc, Schlessinger Media
Format:	Video VHS
Language:	English
Published:	Wynnewood, PA : Schlessinger Media, [2001]
Series:	Schlessinger science library. Human body in action.
Subjects:	Digestive organs > Juvenile films. Excretory organs > Juvenile films. Science films. Video recordings for the hearing impaired.