This research aims to find out the quality of multimedia lessons. Basic computer maintenance story towards the achievement of the students grade 6/5 school district a Groove Groove the kalasin and compares the achievement of students in grade 6/5 during the first class/students back (t-test) The target group for the students classes 5/6 year secondary school Groove a Groove the kalasin district semester 1 of academic year 2, 2557 (2014) 38 people, a tool used in the research is the test measuring achievement of computer and multimedia lessons about basic computer maintenance. The statistics used are the average, standard deviation, and t-test (t-test)
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