KELAYAKAN POSTER TENTANG PEMBERIAN ASI EKSKLUSIF DAN PERTUMBUHAN BAYI SUBMATERI KELAS XII SMA

AbstrakThis study aimed to determine and explain the feasibility of a poster that is equipped with information about the comparison of the growth rates of infants who are exclusively and non-exclusively breastfed in Pontianak in the Submaterial Growth Factors and Development of Living Things Class XII High School. The form of this research was descriptive research with survey method to test the feasibility of the poster as a learning medium by 2 lecturers in the Biology Education Study Program FKIP Untan and 3 biology class XI high school teachers in Pontianak. Media validation included four aspects, namely format, content, language, and effectiveness. Validation data analysis results refered to content validity by calculating the value of CVR and CVI according to Lawshe (1975). The results of poster validation obtained CVR and CVI values of 0.99 which indicated that posters that are equipped with a comparison of the rate of growth of infants who are exclusively breastfed and non- exclusively breastfed in Pontianak are fit to be used as learning media in the Submaterial Growth Factors and Development of Living Things in the classroom XII high school. Keywords: Depelpment, Exclusive ASI, Feasibility, Growth and Poste