Anonymous wrote:Rock creek park nature center
+1 The center also has a planetarium. It's smaller than the one at Air & Space. The shows are run by National Park Service rangers.
+1 Spy Museum is best for age 12+.
Here is a list of DC's Dept of Parks and Rec spray parks.
https://dpr.dc.gov/sprayparks
There's a Parkour exhibit at the National Building Museum.
First Sat of the month, Nat Gallery of Art has lots of activities for kids.
Of the Smithsonian museums, the best three cafeterias are at the Nat Gallery of Art, US History and Nat Museum of the American Indian.
The Holocaust Museum has a kids' section located just off the lobby, that you can do in 20-30 minutes without having to buy a ticket to enter the museum's main exhibition. It's called Daniel's Story.