This video worksheet allows students to learn about impact of marijuana on the brain. The video is great for visual learners and helps break up class time so students are more focused throughout the entire period. This activity is very easy to use. All you have to do is hand out the worksheet to the students and play the video from the following website below. You can also download the video right to your computer from the website. Click here to view the video. The worksheet is labeled (Is marij