Museum of Russian Culture

Really more of a tiny picnic pocket than a playground, with benches and tables tucked between rows of old houses.

A branch library with storytimes for babies, toddlers and families, across the street from Raymond Kimbell playground.

Old-school diner on Geary with a kids' menu; lively enough for toddlers and up.

A free room of hand-drawn engines, brass helmets and 1906 photographs, kept by volunteers.

A rec center outing with a playground plus a pool and sports facilities, useful when siblings want completely different things.

Presidio Heights inn on a quiet street, a calm base with school-age kids.