The museum is open everyday, 10:00 a.m.–5:30 p.m.

Wegmans Wonderplace is open Wednesday–Sunday from 10 a.m.–4 p.m.; closed Monday–Tuesday.

Draper Spark!Lab is open Wednesday–Sunday from 11 a.m.–4 p.m.; closed Monday–Tuesday.

The National Museum of American History is home to more than 1.8 million objects and more than three shelf-miles of archival collections.