The current research aims at investigation The effectiveness of
the model of " thelen" in achievement development at the fourthgrade
students of primary school in social studies. The sample of
the research consists of two groups of students (contr
ol and
experimental) was (76) students, the number of students in the
control group (38) students, and the number of students in the
experimental group (38) students.
To fulfill the aim of the research, the researcher prepared tool(
Achievement test) to measure the academic achievement of
scientific knowledge among the students of the fourth grade of
primary education, After analyzing the data ,the Research
concluded the following results: There is a statistically significant
difference between the mean scores of control and experimental
groups students on academic achievement test in favor of the
experimental group. Accordingly, the researcher set a number of
recommendations benefit increased attention to the model of "
thelen" in the teaching process through the training of teachers and
urged them to use it, through providing them with assistance and
support needed for that.
