Project Code Feedback (General Code & App Review)

Hi all, I’m a high school student working on a small project of mine. It’s a study app I wrote in Python, using some meta-learning concepts my dad taught me when I was younger. I used his initial ideas as inspiration to develop this further, and I hope to have the application out soon. I thought it would be a good idea to get some feedback from others beforehand, though. Any feedback on quality of life, ease of use, and general impressions would be greatly appreciated. I’m attaching a link to a ...