There are a few ways to make money from a blog. The first is to sell advertising space. This can be done through Google Adsense, which pays you based on the clicks your ad receives.
You can also sell sponsorships, which give your readers the opportunity to buy products or services from the company who sponsored your post. You can also charge for access to your blog content, or offer a subscription service that gives you access to new posts as they are made.
The most common way to make money from a blog is to sell eBooks. This is done by selling digital copies of your books through platforms like Amazon Kindle and Apple iBooks.
You can also sell printed copies of your books through online retailers like Barnes and Noble. You can also charge for access to your eBooks, or offer a subscription service that gives you access to new eBooks as they are made.
Overall, there are many ways to make money from a blog. The most common way is to sell advertising space or eBooks, but there are other options available as well.
It all depends on what you would like to do and how much effort you are willing to put in.