Four passes to the da Vinci Science Center will be awarded to the winning bidder. The Center's exhibits and programs stress the inquiry process practiced by scientists and personified by Leonardo da Vinci. Recognized as the most effective learning process, inquiry encourages insatiable curiosity, creativity and imagination along with experimenting, observing, communicating, and linking knowledge. Learn more about the da Vinci Science Center at http://www.davinci-center.org