Introduce your little one to a lovable bunch of dinosaurs in this sweetly illustrated first book that doubles as a soothing teether. Learn opposites such as big & little, up & down, and awake & sleep from dino favorites including triceratops, t.rex, brachiosaurus, and more! Playful illustrations and minimal text make this an ideal first reading experience for curious babies and toddlers that offers an array of sensory experiences that strengthen fine motor skills, hand-eye coordination, and soothes tender gums. Our durable line of Tuffy books are uniquely made to withstand the traditional wear and tear from teething babies and toddlers, BPA-free, and washable. Read it. Chew it. Wash it. Love it. That s the Tuffy way!