This is one that has point values and could be used for a drawing at the end of the year: http://orangeowldiaries.com/2016/01/06/2016-reading-challenge/
Here is one that uses the Alphabet: http://rebeccahgiltrow.blogspot.com/2015/10/bookashelf-2016-reading-challenge.html
Here is a link to a variety of challenges by genre: http://www.belleslibrary.com/2015/12/2016-reading-challenges.html
Here is one I found on Facebook on the WeAreTeachers Reading page:
Read on Friends!