This rhyming Halloween board book features photographs of adorable babies in animal costumes and a shiny Mylar mirror. While reading, babies, toddlers, and caregivers are encouraged to make animal sounds and repeat the word, "Boo!"This Halloween-inspired board book features everything babies and toddlers love: bright photos of children, repetitive phrases to say aloud, and an irresistible mirror at the very end. Every page engages children to practice vocabulary, animal identification, and animal sounds. And the mirror allows little ones to look at themselves when they say "Boo!" | Who Says Boo? by Highlights, Board Book | Indigo Chapters