Effect of Computer Assisted Instructions on Mathematics Achievement. This book provides is an attempt to investigate the effectiveness of computer assisted instruction in the acquisition of mathematical concepts in relation to achievement motivation and study habits. In fact the study was designed to explore whether computer assisted instruction will prove to be a better instructional strategy as compared to traditional teaching method. The book provides broad based introduction of the different variables under study and theoretical frame work of the problem. It provides the review of related literature, objectives and hypotheses to be tested. A deliberation is given to the design of the study, sample, tools used, description of tools, procedure of data collection and statistical techniques used. After analysis and Interpretation of the data the findings, implications of the research findings are given in details and suggestions for further research.