Megaworld United States
Take a closer look at how American scientists and engineers are leading the way in aviation, shipbuilding, and civil engineering. San Francisco's Bay Bridge is undergoing a safety upgrade that will see half the bridge demolished and replaced with the longest self-anchored suspension span in the...
| Údair chorparáideacha: | , |
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| Rannpháirtithe: | |
| Formáid: | Visual Material |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
San Francisco, Calif.
Cerebellum Corporation
2011.
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| Sraith: | Stem curriculum series
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| Ábhair: |