Lei Qin teaches 6 sections of 2 courses at Purdue this Spring 2027: CHNS 10200, CHNS 20200. 6 sections have open seats. Open a course for the live picker and a free email when a seat opens.
Instructor of record from Purdue's public class schedule; grade distributions as published by Purdue. All Purdue instructors. ClassMaxx is not affiliated with Purdue.
The iPhone app pushes the alert the second a seat opens, builds four ready schedules from your degree audit, and ranks sections by real grades. Free; a $4.99 Fast pass per semester makes alerts instant.