launching a React app/website onto a github.io subdomain

changing the look of the React app based on certain criteria

changing the look of what appears on the React app

displaying content from an array of objects

displaying content based on different situations

keeping track of a component's changing variable values

passing data from a parent to a child component

separating concerns within a React app

rendering HTML within JavaScript functions

starting a React app without create-react-app

summarizing the famous interface-building JavaScript library