Founded in 1980, Books of Wonder is New York City's largest and oldest children's bookstore and the city's leading specialist in children's literature. We are always pleased to hear your ideas, suggestions, and comments. And, of course, we are happy to try to answer any questions you may have about our store, website, and the books we sell. Customer Service If you have a question about an order you have already placed or the availability of items from our website, please call our Online Customer Service Department. Our friendly customer service staff is ready to assist you Monday through Friday between the hours of 10:00am and 6:00pm Eastern Time. Phone: (800) 207-6968 Email: customerservice@booksofwonder.com