A fun way to earn some extra money from home is by joining PinkPanel.com  - and be paid to get free makeup! Once you become a member, you will be eligible to receive free samples of skincare or makeup products. You try the products out, then give your your opinion via online surveys.
Simple, fun and you can earn $50 to $100 for each review!

Are you a web designer that also has a passion for blogging and sharing your ideas? If so, SpyreStudios may pay you to write for them !
SpyreStudios is a design blog and also a member of the Smashing Network.  They are looking for well-written How-To articles and Tutorials.

Writer’s Domain is a writing platform that pays you for writing articles. The positives are that you can write when you want and from anywhere you choose. The negatives are

What is TaskRabbit and how can you make money with it?  TaskRabbit is an online and mobile marketplace where people can post tasks they will pay others to do for them (say, pick up dog food for their pet. This is exactly the task that motivated Leah and her husband Kevin to start this business in the first place!)
In a nutshell, this is how TaskRabbit works: 

Contentdivas.com is another writing service that pays freelance writers for contributing articles. Writers are hired as 1099 independent contractors working from home. Once accepted as a freelance writer with the company, you will find their writing

You can get paid to test new products and give your honest feedback by joining the McCormick Consumer Testing Program. Please keep in mind that doing these product reviews and taste tests will not  provide you with a work from home income, but may give you the opportunity to make a few extra dollars from time to time.

Ghostbloggers.net serves as an online marketplace where blog owners can find relevant unique content written by freelance writers. As a ghostblogger, you have the opportunity to make money when someone buys one of your articles. Keep in mind that your articles will probably be published under the website owner’s name, not yours – hence the term, ‘ghost blogger.’
How to Get Started Selling Your Articles on GhostBloggers.net

JustAnswer is a paid question-and-answer site where experts can earn money answering questions in their specified area of expertise. Registered customers ask a question and then name the price they’re willing to pay (usually from $10 to $40) for an expert answer. As an expert, you will keep 25 to 50 percent of what  the customer pays.

If you are interested in tutoring online but lack teaching credentials, you can still find opportunities with companies such as ISUS who do not require you to be certified. These positions will be primarily focused on teaching English as a second language to adult student learners who are employed in multinational firms, and are receiving the ESL training as a benefit from their employer.