Didik Santoso|Abdul Syukur|Lalu Zulkifli
Development of Science Teaching Materials Based on Ecological Value of Mangrove Ecosystems as a Strategy to Improve Science Literacy of Junior High School Students on the South Coast of East Lombok
University of Mataram|University of Mataram|University of Mataram
environmental characteristics coastal areas receive less attention educational aspects especially schools integrating science learning research aims develop mangrove ecological valuebased teaching materials strategy improve students science literacy research methods used observation methods quasiexperiments data analysis uses descriptive statistical analysis using normality homogeneity test done spss 170 next test hypothesis using anova one way science literacy ability learners measured using pretest posttest questionnaires results showed mangrove ecological valuebased teaching materials worth using based expert teacher validation response learners teaching materials developed interesting homogeneity test showed significance students science literacy abilities obtained levene test scores gt 005 means data homogeneous based hypothesis test h0 rejected means significant increase student science literacy using teaching materials based ecological value mangrove ecosystems effectiveness teaching materials evidenced percentage changes learners average pretest posttest results highest posttest grade posttest score 8035 lowest 7944 conclusion mangrove ecological valuebased teaching materials significant students science literacy skills especially coastal areas east lombok therefore necessary utilize locations potential source learning learners attractive