Aidan J. Horn
Social Insurance Simulations (project documentation)
Occupational Earnings Comparison Tool (web app)
Volunteering (web maintenance)
Please use Economics StackExchange to ask your questions about economics.
The Toolkit for studying economics at UCT contains many useful tips and resources for students.
https://youthexplorer.org.za/ is an interactive website with much socioeconomic data on youth in South Africa.
I recommend the courses on Kevin Kotzé's website https://www.economodel.com/teaching