A. equipping B. explore C. present D. realistic E. noticeably F. growing up G. interacting H. ready I. monitor J. cautiously K raising up L. sufficient M. restrictions N. include O. experience Facebook—with its requirement that users be at least 13—and Twitter are indeed geared toward older teenagers and adults. Parents should follow those 1 because children younger than 13 are not developmentally 2 for the subtle differences of the social interactions on those sites. Social media are so interwoven with kids' lives, though, that to bar them from using the sites at all is not 3. In fact, if parents don't let their children use social media, they are not 4them with the skills they need to function in the digital world. Social networking today is really just a natural part of the way kids and teens are 5. They use social networking to 6 some of the natural developmental issues that they are going through. But using social media can come at a cost when kids use it to bully or tease classmates, so it's important to teach children that they are 7 with real people online. Parents can use the chat functions on sites such as Webkinz, which is geared toward children ages 6 to 13, as a way to teach kids to be kind in the online world. It's also important to 8 how your child is reacting to social media to make sure they're not becoming obsessed with using it, or upset by things that they have seen. Trouble signs 9 kids who are acting withdrawn or are obsessive about social networking. If your child is only happy when using social media, or 10 sad after using it, those are signs that it is problematic.