3-2-1 Contact - Season 6 Episode 21 Modeling: Things on Wheels
- Genre :
- Année : 1988
- Réalisateur :
- Acteur :
- Pays : United States of America
- studio : PBS
- Models are used to test ideas before they become large-scale. A class of intermediate-school students go through modeling tactics in building a spring-driven car. We also see newsreel clips of models that produced both commonplace items and inventions that didn't pan out.
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