Examples using d3 and firebase

I wanted to learn more about d3...so I found a udemy course.
Here is a link to the course.

Here is the work I did while following the tutorals:
fitness_centerFitness Tracker
Track the fitness done in different activities with a line graph.
attach_moneyBudget Planner
Add categories used for your expenses and see how it is divided on a donut chart.
adjustBubble Chart
Static data is used to introduce data hiearchy. Data is grouped based on hiearchy. The size changes based on the amount level.
call_mergeOrginizational Chart
A tree digram is used to show an orginizational chart of a business.