The aim of this study was to find out the effectiveness of Low Cost Teaching Aids in Teaching Science. The sample consisted of 40 students in Control group and 40 students in Experimental group. The data were collected using appropriate tools and it was analyzed by t’ and F’ test. The finding is that the achievement scores of Experimental group Students were higher than the Control group Students.
 Assistant Professor, Education Wing – DDE, Annamalai University, Tamilnadu.