Abstract
The present study is an attempt to find the effect of Problem-based learning on Achievement of science among ninth-grade students. The sample of 200 students for the study is selected from the ninth-class students of Government senior secondary schools of Gurdaspur, Punjab, India. For the study experimental method of research is used. A self-constructed and standardized Achievement test of science was used to collect the data. The study revealed that there is significant difference in the achievement in science of experimental and control groups. Achievement in Science of experimental groups (mean=20.68) is significantly better than that of control group (mean=11.73).
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