Can also put book levels Ultimate Classroom Library Guide for Teachers- Helpful hints for building and organizing your classroom library. My favorite place to get books is the public library book sale! They have wonderful books for great prices.
Geared towards older kids -- but some good tips! How To Make the Most of Your Classroom Library: A 5 Part Series. Tips and ideas to arrange, organize, stock, introduce, and keep your classroom library thriving all year long. From The Thinker Builder.