If he is not their father, yes.
HOWEVER - if he is the father of one or both of them, by law, you cannot deny him the right to have access to them. Contact an AR attorney, or women's rights organization for advice and counsel.
Absolutely. Do it immediately. The only thing he can do is sue you for custody, and if you can prove that he was/is abusive, he will not get it. You can also try to get a restraining order put on him. Do this immediately. Call the police right away. Do not wait, it only gets worse. Do it for your children.
Yes.
Arkansas has no state shell.
Arkansas is a Bandito state
Yes you can move to another state, but you can not take the children to another state till the divorce is given.
Arkansas is known as the Bear State.
There is currently no state fossil for Arkansas.
I believe that it depends on what State that you reside in,or if your parents give you permission.
The state flower of Arkansas is the Apple Blossom.
The State of Arkansas is in the southern region of the US. Arkansas is a beautiful state.
Arkansas State University is located in Jonesboro, Arkansas. They also offer courses online.
The web address of the Arkansas State University is: http://museum.astate.edu