David A Sanders teaches 8 sections of 7 courses at Purdue this Spring 2027: BIOL 29400, BIOL 43900, BIOL 49400, BIOL 49900, BIOL 59500, BIOL 69800 and more. 8 sections have open seats. Open a course for the live picker and a free email when a seat opens.
70% of 20 students got an A or B across 1 course, from Purdue's published grade distributions. Past grades don't guarantee future ones.
| Course | Grades given | Students |
|---|---|---|
| BIOL 53300 1 section · last Spring 2026 | 30% A · 40% B · 30% C · 0% D/F | 20 |
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.