What are some good websites to buy books for a 2nd grade classroom?

Question

I have checked out Scholastic, but I'm looking for other sites to find guided reading sets, individual books, biographies, etc. for my classroom.

Answer 1

This site has recommendations for various reading levels, categorized by type (biography, literature, etc.)  Also has best price on Amazon.  Here's the list for all elementary level books.

http://www.everygoodbook.com/qs/01000