This study aims at investigating the use of critical thinking in high school social
science textbooks based on Fars Province teachers' attitudes in order to present a
model for textbook development. To achieve this goal, the use of the following
skills in the social science textbooks was analyzed: reasoning, questioning,
assessment of examples and statements, group work, interpretation, true judgment
about issues, analysis and evaluation, logicality, and explicitness. It is a field study
which was conducted in several high schools of Fars Province in Iran. The
population of this study included 568 social science teachers. The sample was
selected based on the stratified random sampling procedure so that 153 teachers
participated in this study.