The purpose of a portfolio is to present your work, talents and skills in more detail. Many people do a portfolio to showcase artwork or work they may want to sell. Others use it to apply for colleges or jobs. Now is a great time to work on your portfolio! Please email me for help on how to get started, I'd love to talk to you.
Easy website builders you can use. Here is a comparison. The easiest to use is Weebly.
Artists may want to do something more elaborate, for example using Slideroom. What else did you find that you would like me to recommend?
What do you think is the most important part of the portfolio? The final product that you can be proud of? Or the process of thinking about what you learn from the things you do? Mmm...