This study purports to see if group are therapy is effective in enhancing learning ability of the children with nonverbal learning disability with respect to the Korean language. Study subjects are four elementary students who are diagnosed as the children with nonverbal learning disability. The art therapy program consisted of a total of 20 sessions, twice a week and each session lasting 60 minutes in two stages. In the first stage, the subjects were asked to have free images on the given vocabulary, draw or sculpture the images, then verbalize the art work, so as to improve the speech skills. In the second stage, the subjects are requested to write what they verbalized previously in order to advance their writing techniques. Study tools were KEDI-IBLAST and KOSECT to diagnose the children with nonverbal learning disability in their learning capacity for Korean and for phrasal meaning.The results shows that the group art therapy program with attention to visual perceptions has a positive effecton improving the subjects' learning ability in Korean. This study deserves a special significance in the sense that the study designed and practiced a group art therapy program to improve visual perceptions, aiming at enhancing the Korean-learning ability ofthe children with nonverbal learning disability who have been relatively less focused by thes ociety. Key Words: Group Art Therapy with Visual Preception Improvement, Children with Nonverbal Learning Disability, Learning Capacity for Korea