This study aims to determine the critical thinking skills of students on viruses and bacteria at SMA Muara Enim sub-district. This is a descriptive study with a survey method. The sample was determined using a cluster sampling technique followed by a stratified random sampling technique to determine the number of samples for each school. This research was conducted at UPT SMA Negeri 1, UPT SMA …
This study aims to develop an electronic worksheet based on Problem Based Learning on virus material that is valid, practical, and has a learning impact on students. This study uses the ADDIE model which consists of 5 stages namely, Analyze (analysis stage), Design (design stage), Develop (development stage), Implement (implementation stage), and Evaluate (evaluation stage). The subjects in thi…