Get ready for a spooktacular adventure with your kiddo using this Guess Who? Boo to You! by Katie Woolley - 12 Sep 2024. In this fun, split-page board book, your child can knock on doors and open them to reveal a series of spooky trick-or-treaters, including ghosts and other eerie friends. Each turn of the page is a surprise, and the mirror ending is the perfect twist for Halloween fun. With 32 pages of vibrant, engaging illustrations, this book is designed to captivate young readers and spark their imagination. Get your copy of Guess Who? Boo to You! and enjoy some trick-or-treat fun today! About the Author : Katie Woolley is an award-winning author of whimsical, interactive books that kids love.