This video shows how to create a drawing as well as an overview of Google Drawings basics.
The line tool can be used to create lines, arrows, curves, polygons, and more.
Use the shapes tool to create with squares, circles, triangles, and other regular polygons. You can also create speech bubbles and arrows.
Text boxes allow the user to add text content. You can change sizes, fonts, and other features of the text.
Cropping, masking, and adding borders are fun techniques to make your images more interesting.
You can arrange the objects the way you want by ordering, grouping, and rotating them in various ways.