1. Rop, Sheryl K. & Rop. Charles J. (2005) The art and science of building a classroom library: criteria for assembling an effecive set of science-related books. Science and Children 42(6) 50-52.
2. Rop, Charles J. (2004) Close to home: A review of the literature on learning in school yards and nearby natural settings. http://uac.utoledo.edu/Publications/uac_publications.htm
3. Rop, Charles J. (2004) City schools and natural areas: A case study of teachers using natural areas for elementary science education http://uac.utoledo.edu/Publications/uac_publications.htm
4. Rop, Charles J. (2003). Spontaneous inquiry questions in high school chemistry classrooms: perceptions of a group of motivated learners. The International Journal of Science Education . 25(1) 13-33.
5. Rop, Charles J. (2002) The meaning of student inquiry questions: A teacher's beliefs and responses. The International Journal of Science Education. 24(7) 717-734
6. Rop, Charles J. (2001) Foraging behavior in guppies: Does size and color of prey make a difference? The American Biology Teacher . (63)3, 194-197
7. Rop, Charles J. (2001) Mouse behavior: Conjectures about adaptations for survival. The American Biology Teacher (63)5 346-350.
8. Rop, Charles J. and Sheryl K. Rop (2001) Selecting trade books for elementary science units. Science Activities (38)1, 19-23.
9. Rop, Charles J. (1999) Student perspectives on success in high school chemistry. Journal of Research in Science Education 36(2) 221-237
10. Rop, Charles J. (1997-98 December/January) Breaking the gender barrier in the physical sciences. Educational Leadership : 55(4) 58-60