Just in case you were looking for something more to do, here's some info on events from the Chicago Public Library:
Events for Chinatown branch:
• May 1-31, 2009
• Inventions and Engineering in Ancient China
• Thursday, May 28th, 2009
• 6:30 p.m.
• Science of Acupuncture
Chinatown branch:
• 2353 S. Wentworth Avenue
• Chicago, IL 60616
• 312-747-8013