The show begins at ""Maggie's Machine Shop,"" where Maggie discusses pulleys. In Barre, Vermont, we see how granite is removed from a quarry and polished. In Paris, Todd and Monique examine the elevators at the Eiffel Tower. David and Chantal get a tip on riding bicycles.Film insert: a canal lock system.
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Ready to Watch 3 2 1 Contact, Season 5, Episode 11?