Running through June 15, COSI's "The Science of Big Machines" lets visitors explore construction equipment. The exhibit is included with general COSI admission daily from 10 a.m. to 4 p.m., weather ...
COLUMBUS, Ohio (WCMH) — COSI has opened a temporary exhibit for just this week and NBC4’s Monica Day got a preview of what to expect. “The Science of Big Machines” is open at COSI until June 16 and ...
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