Google Sites is a structured wiki and web page creation tool included as part of the free, web-based Google Docs Editors suite offered by Google. The service also includes Google Docs, Google Sheets, Google Slides, Google Drawings, Google Forms, and Google Keep.
To get started with Google Sites, make sure you have a gmail signed in into one’s google drive.
Click on New, then More finally select Google Sites.
The default site will look like the above. Note that one can change themes, add pages and many other things with google sites.
One can add content to their site by either double tapping on an empty part of the page or clicking the Insert tab items. To add pages go to the Page tab and to change the theme, go to the Themes tab. Edit it to one’s liking and click on Publish.
Congratulations 🎉, wasn't this a short lesson. Link to the website
Learn more about Google Sites