Did you know that there are four different types of fill feature offered in PowerPoint? The solid fill feature includes one color that is used through every slide. The gradient fill includes one color shade gradually progressing to another shade or one-color progressing into another color. Picture/texture fill includes images that simulate a material. Pattern fill includes adding different designs. Here is a useful video that shows you how to insert text boxes and how to insert shapes and edit them.

Link: https://www.youtube.com/watch?v=vBCiSBimtJc