Paper Title
The Application of Problem-Based Learning as the New Method towards Secondary Students in Demonstration School

Abstract
The main purposes of this study were to investigate the success of the implementation of problem-based learning in classroom and to evaluate the level of satisfaction. The population of this study was Suan Sunandha Rajabhat University Demonstration’s students. A survey was conducted in Suan Sunandha Rajabhat University during May to August of 2017. The quota sampling was utilized to obtain the sample which included 50 students, 50 percent male and 50 percent female students from 2 classrooms. The findings revealed that the majority of respondents had showed the success of study with Problem-Based Learning with high satisfaction significantly Index Terms - Comparison, Problem Based Learning.