High bidder will receive 2 passes to the Exploratorium in San Francisco.  The Exploratorium is open Tuesday through Sunday from 10am to 5pm.  Please check website for holiday hours.  Expires on 1/30/16.  

The Exploratorium is an eye-opening, playful place—in San Francisco and online—to explore how the world works. For 40-plus years, we’ve offered creative, thought-provoking exhibits, experiences, tools, and projects that ignite curiosity, encourage exploration, and lead to profound learning.