This research aims to develop computer-assisted lessons, 1) teaching STEM Education by studying science courses for the puzzle in grade 2, case study of a kindergarten measuring magnitude guess check RAM welfare effectively 80/80 2) to academic achievement, education with computer-assisted lessons STEM Education teaching by using a jigsaw technique. Science course for grade 2 3) to compare achievement before class and after school lessons, computer-assisted teaching, STEM Education, using a jigsaw technique in detail science for grade 2 4) to study th.Maphueng pleases student learning with the development of computer-assisted teaching lessons STEM Education by using a jigsaw technique. Science course for grade 2 sample include students, grade 2 to 30 people selected by a specific. by Advertise" style="z-index: 2147483647;"> Toolsused in the research include computer-assisted lessons STEM Education teaching by using a jigsaw technique. Science course for grade 2 achievement test Satisfaction questionnaire The research found that 1) development of computer-assisted teaching lessons STEM Education by studying science courses for the puzzle in grade 2, there are elements of content and technical quality of the lesson is in a very good performance level 2) lesson by lesson, the computer-assisted teaching, STEM Education, using a jigsaw technique. Science course for grade 2 is based on criteria that define 89.78 3-84.11)/achievement of students after classes. After more than a score before the study statistically significant at the .05 level 4) samples with satisfaction the lessons multimedia comics are in a very good level.
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