- Environmental experiments about renewable energyThomas R. Rybolt
- Science fair success with scents, aromas, and smellsThomas R. Rybolt, Leah M. Rybolt
- Smelly Science Fair ProjectsThomas R. Rybolt, Leah M. Rybolt
- Adventures with atoms and molecules : chemistry experiments for young peopleRobert C. Mebane, Thomas R. Rybolt
- Soda Pop Science ProjectsThomas R. Rybolt
- Environmental experiments about landThomas R. Rybolt