Boardbooks

Work cat: Linenthal, P. Look look!, 1998 (board book; summary: "High-contrast black-and-white art for babies who are beginning to look and learn")
Hoban, T. White on black, 1993 (board book; publisher's information: "Before they are able to clearly see colors, babies respond to the strong contrast between black and white, which makes this the perfect first book for young, developing brains. Experiencing bold black-and-white contrast helps stimulate development in the retina and the optic nerve")
Wilkes, A. My first word board book, 2004 (summary: "Packed with bright, lively pictures and large, simple text -- this is an ideal book to stimulate recognition and encourage talking and naming. Chunky format and hard-wearing pages are great for little hands")
Art and architecture thesaurus online, viewed Oct. 28, 2021 (Board books: "Simple books with sturdy cardboard pages often laminated for protection, intended for very young children"; considered a "form")
ODLIS : online dictionary for library and information science, viewed Oct. 28, 2021 (Board books: "A durable book of small size designed for very young children, consisting of a few unnumbered pages made of pasteboard covered in glossy paper printed with colorful illustrations and little if any text")
Oxford English dictionary online, viewed Oct. 28, 2021 (Board book: "a type of book with pages made of sturdy paperboard, designed for use by babies and young children")
Kaplan, A. G. From board to cloth and back again : a preliminary exploration of board books, in Children and libraries, v. 10, no. 3 (Winter 2012): p. 41 ("boardbooks"; "board books played an important role in the development of early-literacy skills in children younger than age four") p. 42 ("value of board books as vehicles for getting infants and toddlers interested in books and reading because the books are hard for chewing purposes and small enough to fit in little hands")
Continuum encyclopedia of children's literature, 2005: ("Because very young children learn as much through their mouths as through their other senses, many of their first books are made of washable foam-filled cloth pages or constructed with heavy laminated cardboard or plastic pages that will withstand teeth and sticky fingers. These 'board books' or cloth books are frequently identification books or 'naming books'")

Books with stiff board or plastic pages that are designed to stimulate early-literacy skills of babies and very young children.