There are three screen types: graph, question, and text. You may use as many as you like, in any order you like. You can drag to rearrange the screens, and edit your activity as many times as you need. When it’s ready, click "Create Class Code" to get a dashboard and class code for your class. Copy and paste the link to share it with other teachers. Your Activity Builder activity is available on your teacher.desmos.com browse activities page.