AbstractThis study aimed to determine the feasibility of poster on various levels of speciesbiodiversity at class X. The form of research was descriptive with purposive samplingtechnique. Poster was evaluated by 5 validator’s using likert scale. There were 4 aspec’san 11 criteria and analist using lawshe method. An average of poster CVR value was0.99 and CVI value was 0,99. Thus, the poster was declared valid or appropriate forusing a medium of learning on the material of species at class X.Keywords: Species Biodiversity, Poster, feasibility
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