7 Season
223 Episode
3-2-1 Contact - Season 6 Episode 21 Modeling: Things on Wheels (1988)
Watch 3-2-1 Contact - Season 6 Episode 21 Modeling: Things on Wheels Full Episodes Online Free SolarMovie. 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.
- Country : United States of America
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- Studio : PBS
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