This application contains Physics and Chemistry lessons for fifth graders, summaries of all lessons and activities without Internet. Great summary that helps you understand lessons while memorizing them quickly. An application that works without the need for the internet and eliminates a pile of paper. You can use this app anywhere without needing a booklet or the like. Complete summary of all the lessons of Physics and Chemistry of the fifth grade. Summary: 1. Electricity 2. Optics 3. Materia