​​Hours

Special Holiday Hours: Great Lakes Science Center will be open on Monday, February 17, 2020.

FALL/WINTER OPERATING HOURS

(Now - April 2020)
Tuesday - Saturday 10 a.m. to 5 p.m.
Sunday noon to 5 p.m.
SUMMER OPERATING HOURS  (May - Labor Day 2020)
Monday - Saturday 10 a.m. to 5 p.m.
Sunday noon to 5 p.m.

In addition, the museum is closed Thanksgiving, Christmas, Easter and Cleveland Browns regular-season home game days. Click here for the Browns schedule.

Steamship William G. Mather Hours 

**CLOSED UNTIL MAY, 2020!

May, September, October
Saturday 11 a.m. to 5 p.m.
Sunday noon to 5 p.m.
June – August
Tuesday - Saturday 11 a.m. to 5 p.m.
Sunday noon to 5 p.m.

Last ticket sale at 4 p.m. last admission at 4:30 p.m.

Closed Mondays (with the exception of Memorial Day 11 a.m. to 5 p.m. and Labor Day for the Air Show 10 a.m. to 5 p.m.), and Cleveland Browns regular season home game days.