This family pack includes:

2 admission passes for the San Francisco Zoo and four passes to be used for either the Carousel or Little Puffer steam train, and 2 parking passes. http://www.sfzoo.org

Two family guest passes (good for 2 adults and their children under 18) to the Lawrence Hall of Science. Experience hands-on science exhibits, a discovery lab, live animals and planetarium shows. http://www.lawrencehallofscience.org