Learning the D3.js library for data visualization !
Based off of this playlist: https://www.youtube.com/watch?v=n5NcCoa9dDU&list=PL6il2r9i3BqH9PmbOf5wA5E1wOG3FT22p&index=1
If you have a bit of experience with JavaScript, HTML, and CSS, these videos are pretty easy to follow.