This study collected 80 theses which are researching effect of reality therapy group counseling for children and
youth among the domestic papers on Korea Education & Research Information Service from 2000 to December,
2012. 73 theses which are suitable on criteria for selection of meta-analysis were selected as final choice. So it
would investigated overall result about whether the reality therapy group counseling has effects on overcoming
various problems faced during youth, and having responsibility for one's choice to children and youth. Research
questions are as follows. First, What is the total average effect of Reality Therapy Group Counseling? Second,
What are the effects dependent variables by average of Reality Therapy Group Counseling? Third, What is the
average effect according to members(Age, gender, type, Motivation) of Reality Therapy Group Counseling?
Fourth, What is the average effect size according to the Treatment characteristics of Reality Therapy Group
Counseling? Calculated through a meta-analysis results are as follows: First, Overall average effect size of reality
therapy group counseling(ES=.75) is analyzed that it has conference interval from 1.63 to 2.74 in 95%
confidence level. It doesn't include 0 in conference interval, so the average effect exists availably. Second,
dependent variables according to the social area(ES=1.09) is the largest effect size. Third, It had been proven to
be effective in types of particular students like high school students in the age of the members(ES=1.14), female
in the sex(ES=1.26), the type of particular student(ES=1.16), and participation in the voluntary and
involuntary(ES=2.21). Fourth, Progress frog examine the effects of the size of the effect size is the largest the
next; Group size is 10 people or less(ES=1.09), the total number of sessions in progress from 10 to 14
sessions(ES=1.29), The number of weeks session in every day(ES=2.61) and 1 session time in
unknown(ES=2.38). These results supported that it has positive effects on having an active choice and responsibility to overcome a variety of youth issues and to adapt to today's complex society. Finally, when
accomplishing the reality therapy group counseling for children and youth, it will be able to give basic materials
to help to effective progressing or operating of reality therapy group counseling.