Global Social Change Research Project
Free Resources for Evaluation and Social Research Methods.
What is program evaluation: A beginners guide
But also do this:
Use search engines that contribute to charity. Ecosia is one of them.
Here are some reviews
https://www.goodshop.com also has a search engine, but I can't find reviews about it, so I can't at present verify it.
Also visit these sites often and click to donate
The Hunger Site
This also has a bunch of other charitable causes to click to give to.
http://www.freerice.com/ click on the correct meaning of words and they donate rice.
http://ecologyfund.com/ecology/_ecology.html rainforest, pollution, etc.
http://www.care2.com/click-to-donate/ the usual, clock to donate
http://www.bhookh.com/ Feed a child in India