The situation deserves
attentionAttention deficit hyperactivity disorder (adhd), but you are not in charge of your stepson's mother's household, so there is likely a limited amount you can do. If the mother would agree to a consultation with a
mentalMental retardation
Mental status tests health clinician, for the purpose of evaluation and guidance, it might result in some useful advice. However, if she sees no need for help, it's unlikely she'll pursue such a plan. Perhaps there is someone whose advice she trusts who could serve as a catalyst. Try to think of someone who might play such a role. At the bottom line, all you can do is provide sensible, sound parenting when your stepson is with you.