Yes but you may need to refine your search to the industry you are looking to get certified in. Some will require additional hands on training before completion.
There are a lot of classes about food safety available today. Classes at school are available at the Food Safety Institute and online training are available at ServSafe. For online practice tests, they are available at fearnotest.com/
Education on safety and safety classes are usually available at local community centers.
Classes in Lab Safety Training are available online and can be purchased and completed at the following website: http://www.labsafety.com/safetytraining/
You should go to http://www.cnatrainingcourseonlineeducationprogram.com/, where you can find online CNA classes.
yes there is a free CNA classes online this is the site http://www.cnaonlineclasstraining.com/
I dont know of any free online writing classes as such, but there's plenty of websites that will share help and tips about how to write online.
You can take some classes online at www.FullSail.edu for audio engineering.
Sheffield School offers excellent interior design online classes.
Any day sweetheart.
There are some online classes that you can register for with your local community college. You can get free STNA classes at local nursing homes though.
There are many websites that offer the GRE classes online. Course prices vary. Check the websites that offer the online classes in your state. http://www.testmasters.com/gre.html
There are several websites that offer free online ged classes. One of these websites is gedforfree.com.