Very Important
Important
Least Important
Board books (birth to 4 yrs)
Picture books (3 yrs to 1st grade)
Easy readers (1st grade to 3rd grade)
Juvenile chapter books (2nd grade to 6th grade)
Young adult books (junior high and high school)
Commentaries and study books for lay people to use (like Wiersbe's "Be" series)
Christian life and growth items
Biographies of Christians
Study guide kits (teacher guides/student books/teaching DVDs, etc)