Vol. 7, Issue 3, Part A (2021)

Abstract
The aim of the present study is to find out the impact of instructional materials on achievement in science among secondary school students. To serve this objective a sample of 72 students were selected by purposive sampling techniues. In the study, Achievement Test on Science (ATS) was used to collect relevant data. The intervention programme of 7 weeks by providing instructional materials the to experimental group students. The analysis was done after the intervention progamme and found that the experimental group on which the instructional materials had used were more academically achieved than the control group students on which traditional method had been used. Recommendation were made on the basis of findings obtained.