The purposes of this research were to create a concept image, to study the achievement and to study the attitudes towards the topic Theory Graph by using GSP. The research samples were 26 schooling eighth-grade students for gifted child in science and mathematics curriculum from Valaya Alongkorn Rajabhat University under the Royal Patronage Demonstration School in the second semester of the 2017 academic year. The design of this study was the one group pretest-posttest design. Tools used in this research were Lesson plan by using GSP, the achievement test and the attitudes towards questionnaire. The achievement test had Reliability 0.78, Item Difficulty 0.31-0.71 and Discrimination Power 0.36-0.77. Time taken for this experiment was 23 hours. From evaluating the knowledge of students on the topics Theory Graph, students had the average score from the total score of 120 in pretest and in the achievement test equal to 83.42, and 108.88 respectively. After studying, the students had better achievement at the level of significance .05. The students had average learning develop at 78.51% and a lesson plan on the topic Theory Graph by using GSP had efficiency were at 96.64/90.74%. Students have a very positive attitude towards learning Mathematics by using GSP.
Patcharin Setteechaichana, Valaya Alongkorn Rajabhat University under the Royal Patronage, Thailand
Stream: Education & Difference: Gifted Education, Special Education, Learning Difficulties & Disability
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