A disorder that can affect the children is Down Syndrome. Down Syndrome is
a set of symptoms of disorders caused by chromosomal aberration number 21. Parents
will feel sad if their child is categorized in Down Syndrome. Therefore there is a need
for a system that can help parents to determine the appropriate therapy for the children
with Down Syndrome. In the development of artificial intelligence there is a system
that can be functioned as an expert, that is expert system. The tracing method used is
forward chaining method. This system can be used by parents who have children with
Down syndrome. The information obtained is a solution of Down syndrome behavioral
symptoms that can be used by parents to get information about the therapy of children
with Down Syndrome later