Abstract:
The purposes of this research were to 1) create and find efficiency of a Problem Solving Thinking lesson plan that accounted with criteria set, 80/80 2) To compare the Problem Solving Thinking ability before and after learning through lesson plans of Problem Solving Thinking using the Four Noble Truths Method on Economics Subject for Prathomsuksa 6 students. 3) To compare learning achievement on Economics Subject before and after learning through lesson plans of Problem Solving Thinking using the Foor Noble Truths Method on Economics Subject for Prathomsuksa 6 students. The sample group was 30 students of Prathom 6/3 class in Wat Bansang School Phra Nakhon Si Ayutthaya Primary Education Service Area office 2. The data were anylyzed by percentage, means, standard deriation and t-test
The finding were as follows :
1. The efficiency of the lesson plans of Problem Solving Thinking using the Four Noble Truths Method on Economics Subject for Prathomsuksa 6 students accorded with criteria set, 86.45/88.07 which was higher than specified criteria set, 80/80
2. The students Problem Solving Thinking ability after using the lesson plans was significantly higher than that before the study at .01 level
3. The students learning achievement on Economics subject for Prathomsuksa 6 students after using the lesson plans was Significantly higher than that before the study at .01 level.