Kimberly Speller is still getting used to the quiet. Before the pandemic, on a typical day, she’d welcome a dozen or so boisterous 3 and 4-year-olds onto her porch and into her home in West…

OAKLAND —  Kirsten Hove and her mom have been taking care of kids in San Francisco for decades. Hove’s mother opened a day-care program in her home in the city’s Marina neighborhood more than 30 years ago.…