Advanced tickets are recommended. Walk-up tickets are available at the door.

Note: the Science Center is open on Memorial Day.
 

Current Hours
Monday - Saturday

10 a.m. to 5 p.m.

Sunday

noon - 5 p.m.

The museum is closed on Thanksgiving, Christmas Eve, Christmas Day, and Easter.

Please note that the Science Center is closed for home Cleveland Browns games.

Steamship William G. Mather Hours 

The Steamship William G. Mather opens on April 30. Mather hours through the end of May are Saturdays 11 a.m. to 5 p.m. and Sundays noon to 5 p.m. Additionally, the Mather will be open on Monday, May 30 and Tuesday, May 31.

Mather hours from June through August are Tuesday through Saturday 11 a.m. to 5 p.m. and Sundays noon to 5 p.m.

Mather hours from September through October are Saturdays 11 a.m. to 5 p.m. and Sundays noon to 5 p.m. The Mather will be open for the Labor Day Air Show event from September 3 through 5.