Upaya Peningkatan Pemahaman Siswa Tentang Zat Adiktif dan Psikotropika Melalui Layanan Informasi pada Siswa SMK
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The aim of the research is to know whether there is student’s understanding increasing about addictive element and psikotropika through information service for students class XI B SMK Muhammadiyah I Surakarta in 2009/2010 academic year. The research was conducted for 4 months from January up to April. Research subject is students class XI B. Research object is students’ understanding about addictive element and psikotropika. Research procedure is classroom action research. Techniques of data gathering were test and non test. The instrument of data gathering were writing test items and observation sheet. Research result of information service for increasing students’ understanding addictive element and psikotropika. A good Interaction aspect with teacher increased from 35,29% to 82,35%. A good affectivity aspect in group increased from 41,17% to 88,23%. A good responsibility aspect in learning increased from 29,41% to 88,23%. A good enthusiastic aspect in learning increased from 58,82% to 79,41%. Presence aspec did not increase. Students ‘ understanding about addictive element and psikotropika increased, at the highest score increased 17,5%, whereas at the lowest score increased from 47 to 67.