Full Spectrum Science: FireworksWho invented fireworks? How do the bursting shells display such beautiful colors and varied patterns? Learn about the science and terminology of pyrotechnics-including what a "jerb" and a "lance" is.Instructor: Ron Hipschman18+ only
Where: San FranciscoCost: Free with admission
Trekking the ModelJoin a ranger guided tour of the Bay Model, a 1.5 acre hydraulic model of San Francisco Bay and Delta. Discover the stories of the two major operations that took place at this location between 1942 – 2000.
