Media specialists in conjunction with public librarians have created a list of fantastic summer reading suggestions for middle schoolers.
http://www2.hcpss.org/met/Media/srlists/14lists/Summer2014MiddleSchool.pdf

A list of both fiction and non-fiction is also created for adults.  You can count on this list to provide you with some great suggestions.   Here is a link:
http://www2.hcpss.org/met/Media/srlists/14lists/AdultSRL2014.pdf

There are also lists for elementary and high school students.  To see suggestions for all readers, follow this link:
http://www2.hcpss.org/met/Media/srlbkawds.htm

Happy reading!