On the top of the Moscone Center in SoMa you'll find the Yerba Buena Ice Skating and Bowling complex.  The skating rink is indoors and year-round, with full-service amenities including skate rental, a pro shop, and group lessons. Public skating is available almost every day, and costs about $14 for a child, $16 for an adult. The attached bowling alley has 12 lanes and a snack bar that also serves beer. Lanes tend to get reserved quickly, so try to plan in advance; rates are $6 per game or $28 per hour. Hours are 10 a.m - 5 p.m. most days, check website for details.

skatebowl.com