This month, I worked on an Esri training about building and creating an app through ArcGIS Online using an example of food access. This was, in my opinion, a great way to learn tools and ideas for my project. My project is creating a digital tree map using ArcGIS Online and Experience Builder.
https://www.esri.com/training/catalog/6410c0a84d750615175c18d7/building-an-app-in-arcgis-online-to-expand-food-access/