You can follow Tracy at her new blog: The Knit Wit Teacher
Okay, so I know this post isn't technically about book reviews BUT you can find reviews of books here. So I think it's a good starting point. :)
If your class is anything like mine your kiddos are always asking what they should read next. If you've jumped around from grade level to grade level this question can be tricky.
I recently stumbled across this AmAzInG site What Do We Do All Day
This site has saved me more than once on book recommendations. It is fantastic for discovering new books and they have organized their books really well. If you find yourself with some extra time give this site a perusing and see what you think.