As your children get older, they are going to find new interests, some of which you know nothing about and really could not care to learn about either. If they are asking you hundreds of questions about things and you do not know how to answer, you may want to find others that they can chat with to satisfy their curiosity. Children often latch on to something and obsess about it for a while. Don't worry this passes for the most part as they get older, but for a while, you may feel you are going crazy. If you want to find someone for them to talk to, look around for safe chat for kids options they can use.
Chat for kids should never be just for kids. This is not something you want them to do alone. There are a lot of strange people out there and some of them are dangerous. If your find chat for kids that your child can start to learn how to use, you want to be sitting with them for each and every session. At the very least, you want to check in every few minutes to see what is being said in the chat room. If you do not pay attention, anyone could be saying anything to them, and if you follow the news, you know how dangerous that can be.
Before you allow your children to use chat for kids, you want to research the options out there for them. This means finding places that you feel you can trust. Though you can never really be sure each person in a chat room is really a child, you can eliminate a few types of chat right away. Any chat associated with a popular show on that show's official web site is going to be a good choice, as well as those sponsored by companies that you trust. Do not allow them to use any random chat for kids they can find online. Generally speaking, these are just not safe.
Instead, find chat for kids rooms that are moderated and that have a clear policy about imposters and those that say inappropriate things. Again, never leave your child alone in a chat. The moment something happens, you can pull your child away and report what happened to someone in charge. Also take this time to teach your children what is right and wrong in a chat, and how they should handle themselves. They can learn a lot about how to talk to others politely and with respect in both real life and in online conversations. Teach them how you would handle any bullies and what is appropriate and what is not. They will learn a lot from you.
Lastly, make sure that you keep an eye on chats even as they get much older. They will not protest when they are young and you are sitting with them in chat for kids. However, when they are teenagers, they are going to be insisting on your trust and that you give them some privacy. You can do that by laying down some ground rules about where and when chatting is allowed. You can still insist they chat online in a common room of the house and that you can peek over their shoulder on occasion. Keep up to date with the latest abbreviates too, so they can not sneak something past you.