Presentation drawings

For the past two weeks, I've been working on a presentation for a program that I attend that is helping me in finding work. We've finished our first unit and we're required to do a power point presentation based on the things we've learned throughout. I thought I could use this project as an opportunity to further perfect drawing my self-insert. While I can't show the presentation in full, here's some of the pictures I drew for it...

https://i.imgur.com/b1C2V9b.png

https://i.imgur.com/xUh0m9s.png

https://i.imgur.com/pm9q5dm.png