What is it Author:Margaret Hillert A curious red string leads two youngsters to an unusual playmate. — This collection features 96 books to give primary students varied book choices in a wide range of reading levels. Many of the books by well-known author, poet, and former first grade teacher Margaret Hillert. The series is divided in to four child-centered collections. — (A Follet... more »t just beginning-to-read mystery in verse)« less