The problem in this research was due to the Corona virus (Covid-19) outbreak in Indonesia in early 2020. The government tried to prevent the spread of the Corona virus outbreak through a PHBS (Clean and Healthy) program. Living Behaviour). . The PHBS program in schools is expected to adopt a healthy lifestyle to create a healthy school and environment around the school. The aim of this research…
The development of PQ4R-based electronic activity sheet on the subject of ionic equilibrium and pH of buffer solutions aims to develop a valid electronic activity sheet and determine user responses in learning. The research method used is the research and development (R&D) method by applying a 4D development model which includes Define, Design, Develop and Disseminate, pandemic conditions that …
This paper discusses about make learning-media Rectilinear Motion for student of Senior High School class X. Learning-media is a device and have a function to give the material and be used to help instructor or teacher to give learned. This learning-media Rectilinear Motion is one of alternative to get helped student for learning Rectilinear Motion to be easy. In learning-media rectilinear moti…