The Impact Of Teaching Chemistry By Instructional Functions Approach On Student Achievement An Experimental Study Of Grade Eleven

In this study, an attempt was made to investigate the impact of'rna chemistry teaching program by "Instructional FunctionsrnApproach" on student achievement. The study employed the "prerntest - post test control group experimental design" in which casernthe treatment teachers received training in the use of therninstructional functions approach model.rnThe subjects consisted of 24 11th grade chemistry teachersrnrandomly selected from 8 senior secondary schools in Addis Ababa.rnThe students (1735) of these teachers were tested at thernbeginning and end of the project.rnThe results of this experimental study suggest that the treatmentrnwas generally effective in the sense that when the instructionalrntreatment is implemented, it has a positive impact on studentrnachievement.

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