C. J. began teaching science in 1988. Most of his teaching carrer was in middle school, working predominantly with non-native speakers of English.
<br>He has worked at the district level on curriculum design and been a test-item writer and editor.
<br>Since starting with Rice University, C. J. has worked as a campus-level science specialist a teacher trainer, and, most recently has begun work for
Inquiry Science Learning: Perspectives and Practices 1 - Science Leadership
Inquiry Science Learning: Perspectives and Practices 2 - Techniques for Success