Definitions of social skills and conceptualizations of social skill deficiencies are presented, along with an overview of social skills assessment, articles on the assessment of social skills with handicapped and nonhandicapped children, and a variety of social skills assessment instruments. Discussed are the following five methods of assessing children's social skills: interviews, ratings, sociometrics, naturalistic observations, and role play or control tasks. In addition, a structured learning approach to social skills training with individual children or groups is examined as are recruitment of reinforcement, and self-instruction training. Appended social skills measures include: "Play with Rating Scale,""Work with Rating Scale," a behavioral sociometric rating form, and teacher and parent social behavior assessment forms. Sample social skills lessons on cooperation and conversation and a homework report form are also appended. Finally, the following articles by Frank M. Gresham are included: "Assessment of Children's Social Skills"; "Social Skills Assessment as a Component of Mainstreaming Placement Decisions"; "Social Skills Training with Handicapped Children--A Review"; "Misguided Mainstreaming--The Case for Social Skills Training with Handicapped Children"; and "Social Validity in the Assessment of Children's Social Skills--Establishing Standards for Social Competency." (SEW)