I found these lists of books today. Most lists are available free to peruse. Our ds8 is often turning down books because they are not of interest...I know he really enjoyed the 'Ben and Now' book on this one list, last year. Several others look good too.
http://downloads.ncss.org/notable/notable2007.pdfHere's the link to the lists for ss:
http://www.socialstudies.org/notableAnd Science:
http://www.nsta.org/publications/ostb/There is a history of Rockets book that looks very cool.(2008 list)
And one really big list of lists
http://www.gifted.uconn.edu/SEMR/booklist%20index2.html#ChildrensLit