Abstract The present study aimed to identify the aggressive behavior through Children's drawings at the primary level in the Kingdom of Bahrain (second circle). The researcher used the descriptive differential method and employed the mixed analysis methodology of children's drawing (quantitative and qualitative). The study sample was randomly selected from the primary level (second circle). The sample consisted of 96 male and female students from grades 4- 6. The study used the following tools: Draw- A- Person test (Goodenough & Harris, 1963) and Emotional Indicators list (Kopitz, 1969) that was modified by the researcher. The psychometric properties of the tools were tested for validity and reliability. The results of the study were as follows: 1) The most important indicators of aggressive behavior for the study sample in general were: pressure on paper, chin enlarged, uncoordinated body parts, sharp edges, glosbe fingers; 2) there were significant differences between males and females on 6 aggressive indicators in favor of males; 3) there were significant differences according to academic achievement on one indicator (large hands) in favor of very good"; 3) there were significant differences according to grade on three indicators, in favor of the sixth grade children The researcher later used the qualitative interpretations of the drawings in line with the previous findings. Finally, based on the results of his study, the researcher suggested some recommendations.