As the title indicates, "Substitute Teaching in the 2020s: A Simple Guide" is just that - a simple guide. If you want to be the best substitute teacher you can be, no book can replace the lessons and experiences you acquire from spending time in the classroom. All you need to know in order to have a solid foundation beforehand is contained in this little book. It will guide you in developing an approach that students respond to favorably. It also provides tried and proven recommendations and strategies to conduct lessons, maintain students' attention, and prevent cell phones and other distractions from becoming an issue. In short, it tells you what you need to know to be a good substitute teacher from Day 1 on the job.