The document discusses various techniques for adding sound, animation, and visual elements in the Alice programming environment, including: 1) Recording and adding sound files to objects so they can "speak"; 2) Using the "As Seen By" function to make an object rotate around another for animation; 3) Importing images to create "billboards" as backgrounds or pictures; 4) Adding and styling 3D text objects; 5) Creating new methods to trigger events and animate objects on the screen.