[AC Question]

Child attempted to get into tablet, locked it out, now I don't remember the gmail address used to start account, Verizon cannot help me , google cannot help me.
Tried hard reset, and factory reset, still locked out

[belodion]

Ask someone who has emailed you what your Gmail address is, then use Google Account Recovery to get your password.

[B. Diddy]

Or try this: https://www.google.com/accounts/recovery/

Your Google account on a Google Android device is extremely important, considering it's a Google device. So you really have to remember this kind of thing.