These are all language learning resources, mostly following a course but, of course, you can extract material which is relevant. All these resources have been found through the use of Open Educational Resources (OERs), which are a great source of free material. Please credit when you use them.
http://www.languageguide.org/mandarin/vocabulary/ – really fun – roll over images, word is said alongside character and pinyin displayed
Practical Chinese Reader self-tests http://web.csulb.edu/~txie/PCRopen/selftest.htm