Can you make money at home? Yes you can, if you are willing to put in the work. Making money from home is pretty easy to do with the internet, and there are several different ways to go about it.
I can suggest two. One is to write articles for other people and get a couple of bucks per article to do so. You can do this at places like Textbroker, though there are plenty of other places as well. If you write 5 articles per day then this can be nice part time income of almost 500 bucks per month.
If you want to go a slightly different route, you can write articles every day and publish them yourself. There are a couple of different places on the internet where you could do this and make money at it. One is on your own website. You could buy a domain (a url) and then set up a website and then make money from it. This has a bit of a learning curve but really it is not so hard to do anymore. With a bit of research you can be up and running within a week. If you learn fast and pick the right web host with some automated installers then you could be up and running in less than a day.
Now there are quicker and easier ways to generate passive income. One way is to go start a free website over at Blogger. Doing so is totally free and you can still make money with the site, you just do not own the site and you cannot sell it one day. This is fine for most people though and there is nothing wrong with starting a free Blogger site.
Now a third technique you could use to make money at home is to publish articles on Hubpages. There they have their own publishing system and you would simply write hubs about different topics and put your ads on them. Hubpages takes a certain percentage of your ad impressions and gives you the rest, so they make some money too. Because their website is big and has a lot of authority already, it is fairly easy to get some pages up that start getting some traffic and ad clicks fairly quickly.
So those are your choices for making some cash from home and if you are willing to write content then it is just a question of where you want to put that content and how fast you want to get paid.