The Way Things Work Pressure

The inhabitants of Mammoth Island work together to retrieve a wedding ring that has fallen down a sink drain. They discover what a straw, a plunger, a vacuum and a jackhammer all have in common and the differences and similarities between air pressure (pneumatic machines) and liquid pressure (hydrau...

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Bibliographic Details

Corporate Authors:	Millimages S.A, Schlessinger Media, Pearson Broadband
Other Authors:	Macaulay, David
Format:	Videos DVD
Language:	English
Published:	Wynnewood, PA : Schlessinger Media, [2003], c2002.
Subjects:	Hydraulic machinery > Juvenile films. Pneumatic machinery > Juvenile films. Fluid power technology > Juvenile films. Physics > Juvenile films.
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