This is a 6th grade grammar lesson that focuses on common abbreviations. It would be suitable for 4th, 5th, or 6th grade grammar based on the Common Core State Standards. It is 5 slides long ahd has sound and animation to keep students' attention. It is a "by click" presentation, so you can go at your own pace. There is a list of abbreivations that are always acceptable, as well as rules about when to avoid abbreviating. There is a quick whole group review quiz, followed by a slide prompting students to complete an assignment of your choosing.