The Outdoor Exploratorium Project is a five-year project, funded by the National Science Foundation (NSF0104478), that aims to encourage and support visitors in noticing the subtleties of the outdoor environment. The study described here is one in a set of evaluation studies conducted for this project. It is a first look at what and how visitors notice in the area immediately outside the Exploratorium at the Palace of Fine Arts. In particular, we look at visitors' experiences with a noticing toolkit, a set of simple tools we gave visitors to encourage them to explore the outdoors. The study 1)