56 страниц. 2013 год. LAP Lambert Academic Publishing The aim of this study was to Comparison of critical thinking, achievement motivation and Creativity between first child and one child in the Ramhormoz Girls High School. The study had a sample size of 300 (150 First Child and 150 One child) they were selected by a multistage cluster random way. Critical thinking included evaluation results, through logical and systematical exploration of issues, evidence and Solutions.