| 1 | |
| Researcher: | Arumugam, G |
| Guide: | Nellaiyappan, N O |
| University: | Annamalai University |
| 2 | A Study Of Higher Secondary Students Achivement In History As Related To Certain Variables |
| Researcher: | Krishnamurthy, S |
| Guide: | Nellaiyappan, N O |
| University: | Annamalai University |
| 3 | A Study Of Higher Secondary Students Achivement In Physics As Related To Certain Variables |
| Researcher: | Rajasekar, S |
| Guide: | Nellaiyappan, N O |
| University: | Annamalai University |
| 4 | A Study On Science Interest And Achievement Among Higher Secondary Biology |
| Researcher: | Ranta, Gnanassocundarie |
| Guide: | Nellaiyappan, N O |
| University: | Annamalai University |