Jeff Smith 2 p.m., July 30
Saturday Science Club for Girls: GeoCaching
Get ready for a treasure hunt! Learn the basic skills of GPS and navigation and then put your skills to the test by tracking down hidden treasure planted in Balboa Park.
Girls in grades 5–8 can join the Fleet on the second Saturday of each month to investigate exciting science topics. Members $12, nonmembers $14. Must preregister: 619-238-1233 x806.