CCA Wattis Institute for Contemporary Arts

Mosaics handmade by neighborhood kids and artist Josh Sarantitis are set in the wall around a busy sand-floor playground, with bocce and ball courts.

A ballet company's dance center with classes for kids from age 2, from pre-ballet up.

Potrero Hill pizza with a kids' menu and a family crowd on weeknights.

Logs, boulders, earth mounds and a willow hut make up most of this playground, with a fenced area for climbing, swinging and sliding.

Mission Bay food-truck park with lawn games and room for strollers; every age finds something.

A compact playground beside a lawn, picnic area and trellis, good for a quick break in the middle of a bigger outing.