See a guide to using the library for teaching, classwork, and research during the coronavirus outbreak: https://guides.library.msstate.edu/coronavirus
The books are located on the 4th floor of the Mitchell Memorial Library in the Juvenile Section.
Below are some example searches in our catalog that will give book ideas from these ranges available here at MSU Libraries. The searches are not comprehensive; they provide results for a specific lexile number (e.g. 370).