PENGEMBANGAN LEMBAR KERJA PSESERTA DIDIK (LKPD) INTERAKTIF PADA MATERI STOIKIOMETRI DI KELAS X SMA
Daftar Isi:
- Interactif students worksheet of stoichiometri has been developped and tested in Senior High School 2 Palembang. Development was done by using a modified ADDIE model with formative evaluation of Tessmer with stages of analysis, design, development, self evaluation, one to one, small group and field test. The validity of the product was assesed by three experts, subject matter experts, design expert, and pedagogical expert. The validity of the material has overage score of 0,82 with category of very valid, the validity of the design has average score 0,83 with category of very valid, and validity of pedagogic has average score of 0,81 with category of very valid. The practicality of interactif student worksheet based on the questionnaire data one-to-one evaluation and small group evaluation. The average score of practicality questionnaire is 0,88 with a very practice category. Based on the results of learning test, n-gain value obtained from the pretest and posttest is 0.68 with medium category. It shows that the chemical interactif student worksheet has achieved the criteria of validity, practicality and effectivenes in stoichiometri learning.