Mobile phones and kids can be a match made in heaven. As librarians, we can be in constant contact with children, and kids can call for help, be entertained, and even be educated using their cellphones. But given that smartphones have data connections, there are inherent risks to kids in using them, from cyberbullying to inappropriate Internet material. It may be helpful to know some best practices to help keep children safe on their mobile phones. The practices in this article come to us courtesy of the U.K- based company TigerMobiles. They're all useful in the U.S. as well.