With smartphones being a common tool of everyday life for many people today, it can be hard as parents to navigate when to buy your child their first smartphone, if you can afford it. What are the ground rules you should set? How should you teach your kid about the right ways to engage on the internet? Catherine Pearlman, social worker and creator of the website, The Family Coach, has a new book called, First Phone: A Child's Guide to Digital Responsibility, Safety, and Etiquette, and she joins us to talk about how to teach children to use smartphones responsibly, and take your calls.