3:00 - 4:00
Learn about matter, gas laws and chemistry as you create a hot air balloon that flies up and away.
For ages 8 and up. Space limited. Reservations required: (415) 355-5700.
Science
Gain a new perspective on and understanding of the world through programs on the sciences.
Summer Stride
Summer Stride is the Library's annual summer learning, reading and exploration program for all ages and abilities. Read and learn with the Library all summer long.