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Plan Your Trip

The Science History Institute’s museum is free and open to the public. Find the information you need to plan a visit, from viewing our exhibitions to scheduling a group tour.


315 Chestnut Street
Philadelphia, PA 19106
Tel: 215.925.2222

Museum Hours

Tuesday–Saturday: 10:00 a.m.–5:00 p.m.
First Friday of the month (March through December): 10:00 a.m.–8:00 p.m.


Please note that the museum will be open on these holidays:

The museum will be closed on these days:


Admission to our museum is free.

Group or Student Tours

The Institute has experienced guides to take groups of 8 to 30 people through the exhibitions. Subject to availability, school tours are available Tuesday through Friday from 10:30 a.m. to 4:00 p.m. and run approximately two hours; group tours are available Tuesday through Friday from 10:30 a.m. to 4:00 p.m. and run approximately one hour. Reservations must be made in advance for all group or student tours.

Drop-In Tours

Explore the highlights of our permanent collection and changing exhibitions on a drop-in tour with our experienced staff. Drop-in tours take place at 2:00 p.m. on the last Saturday of each month. Admission is free, and no reservations are necessary.

Viewing Exhibitions

Permanent and changing exhibitions can be viewed at any time during museum hours. For more information about exhibitions that are currently on view, click here.

Extended Hours

The Institute joins over 40 Old City Philadelphia museums, galleries, and shops in hosting an open house between 5:00 p.m. and 8:00 p.m. on the first Friday evening of every month, March through December.

Directions, Transportation, and Parking

Get directions, transportation information, and parking information here.

Wheelchair Accessibility

The Institute’s exhibitions are completely accessible by wheelchair. Please see “Wheelchair Access” here.