No one answered my question regarding this topic. Yet, they locked the thread. Despite the fact that they escalated the issue about a half a dozen times.

Can not set up a child's email account

http://answers.microsoft.com/en-us/windowslive/forum/liveid-profile/can-not-set-up-a-childs-email-account/ff50d985-9f65-4f94-b6db-6558bf319aaa