Anna Manor, her brother John, and her mother, Shelly Manor, from Southgate, Mich., are on the ground next to a piece of equipment as a crane swings overhead.
They weren't plowing through farm fields or picking up tons of steel like matchsticks, but they were just as impressive to kids at COSI's The Science of Big Machines exhibit.
Hunter Freeman, at left, of Tecumseh, Mich., investigates a Bobcat.
The exhibit features 32 machines and runs through Sunday.
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