Growing up in a family with a school-aged brother and sister and with parents who are teachers usually means that a younger child will be exposed to a wide variety of books and various reading materials. This was true for our five-year-old son, Billy.
Huffman, G. M. (1981). Billy and the Three Billy-Goats Gruff or, How Billy Learned to Read Naturally. Reading Horizons: A Journal of Literacy and Language Arts, 21 (3). Retrieved from https://scholarworks.wmich.edu/reading_horizons/vol21/iss3/3