Kids & family

sunday/21

Community picnic. Families with young children are invited to kick off the school year with activities, free kosher food and sweet prizes. Hosted by Kesher, the South Bay’s concierge for Jewish families. At Shoup Park, Los Altos. 10:30 a.m. to 1:30 p.m.  Free. www.kesherfamilyconcierge.com

Drop-in art studio. “Art of Sand” workshop for children (and their parents) inspired by Ned Kahn’s rotating sand sculpture “Negev Wheel.” Also Aug. 28. At Contemporary Jewish Museum, 736 Mission St., S.F. 11 a.m. Included with museum admission, children under 18 free. www.thecjm.org