North Bay Shorts Shabbaton spiritual retreat scheduled for Geyserville

For information, call Marty Potrop at (510) 540-6598.

MJCC starts aerobics and movement classes

Fourteen different aerobics and movement classes taught by eight instructors are available at Marin Jewish Community Center, 200 N. San Pedro Road, San Rafael. Cost per class is $5 for members, $8 for nonmembers.

The offerings include weight training, step aerobics, low-impact classes, dance classes and others. For information, call (415) 479-2000.