Criminal Law Questions? Ask a Criminal Lawyer.
If the state offered you a plea a trial would not have helped you. That had the evidence necessary to convict. Regardless of the reason, if you leave marks then that charge of cruelty to children is appropriate.
If you filed for some type of post conviction, because you were not fully aware of the consequences of your plea, and should you be granted the right to a trial you risk being sentenced to a term of years as prescribed by law, in addition to any press that may want to cover such a trial
I am sorry you are experiencing this situation with you family. At this point you can only wait until your probation is successfully completed and the apply for a pardon, which will then allow you to apply for an expungement.