The effectiveness of self-created role-plays on speaking skill

The purpose of this study was to investigate whether self-created dialogues of role-plays were helpful in promoting learning of expressions. The subjects of the study were 12 Math-Science program students studying in Mattayomsuksa 6 in the first semester of academic year 2002 at Kanthalakwittaya School, Kanthalak District, Sisaket Province. The instruments used to collect data were pre-and post-speaking tests which focused on fluency, accuracy and context-appropriateness of the use of expressions having been studied. The results of the study were as follows:
1.The self-created dialogues of role-plays could promote fluency at the significant level 0.05.
2.The self-created dialogues of role-plays could promote appropriate use of expressions at the significant level of 0.01.
3. The self-created dialogues of role-plays could not promote grammatical accuracy of expressions.