Children with emotional problems have difficulties in communicating and expressing their own problems, thoughts, and needs and show strong resistances in discussing their problems However, scribble has highly been evaluated for the effects that it could help these children freely communicate and express their unconcious thoughts and feelings with therapists through creative production made in co-works. The purpose of the present study was to investigate the effects scribble might improve child' inadequate behaviors. The child served as subject was a male, over 12-year-old. He has had some maladaptive problems in his life (1) tendency not to clear or arrange things(toys, school supplies etc.l he used, (2) playing with a dangerouse knife, gimblet, and driver, and (3) a poor attitude to attend to his study. Scribble was given to this child, 45 rninutes session, once every week for 9months. KEDI-WISC, HTP(House-Tree-Person), and LMT(Landscape Montage Test) were administered to assess the present state of the child prior to therapy. To evaluate theraputic effects, he has been evaluated for HTP and LMT with pretest and post-test, as well as this parent and family members were asked to observe his behaviors Through the above mentioned procedures following conclusions were drawn First, the child’s behaviors were improved to clear and arrange things he used with. Second, the child’s behaviors playing with a dangerouse knife, gimblet, and driver was decreased and fully disappeared by therapy terminal period. Finally, a poor attitude attending to his study was improved. His rank was in the 8th in school. And his scores was 92 that was examined by therapy terminal period. In addition, "mutual scribble story making" was taught interaction and communication with maladaptive child.