It's very monitored. More and more, kids do have cellphones and access to computers, but as a whole the rules for the Witnesses are that you are not allowed to be surfing the Internet to find whatever information you want. The websites you are allowed to go to are very limited. That control of information is very powerful among a lot of these groups that seek to control their members—what they do, who they talk to, and what information they have.
On April 23rd, 2015. See this statement in context.