The main purpose of the study was to investigate the relationship between motivation, self-concept and academic achievement. In addition, late childhood school student's differences between self-concept, motivation and academic achievement were investigated. The study utilized a quantitative conceptual study. The study found that there were significant correlations between self-concept, motivation and academic achievement of late childhood school students. It was also found that female students are significantly more motivated than their male counterparts. The study concluded that the findings justify the importance of self-concept and motivation to academic achievement, and some recommendations were made regarding the enhancement of motivation and self-concept of late childhood school students..