Here is another Youtube link to videos to get you started taken off our User Manual (link at the top of this page) - one of which shows you how to make a square: https://www.youtube.com/channel/UC61WgbNdZ_wqxKf9PzJrjgA
In this topic, I have posted a cheat sheet of all the tools with a short description of all the tools and how to use them, which I think, if you printed it out and kept it close to your computer, it should help you to get started, as well: User interface review update - #6 by kmf