Pengembangan E-LKPD Berbasis Predict, Observe, Explain (POE) Menggunakan Live…

This research aims to produce a valid E-LKPD based on POE using Liveworksheets on the subject of ion balance and pH of buffer solution on the aspects of content, the characteristics of POE, language, serve and graphics aspect. The research was designed referring to the research and development (R&D) design with the Plomp development model. The research instruments were validation sheets an…