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A suspension bridge's cables are beautiful to look at, but they also enable the bridge to cross large spans. Make a model suspension bridge to see how it works. After you test the strength of the ...
A grassy ditch between a parking lot and an open field at a Center Grove elementary school has been the site of a Scout’s ...
A suspension bridge's cables are beautiful to look at, but they also enable the bridge to cross large spans. Make a model suspension bridge to see how it works. After you test the strength of the ...
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