No you can't, however in Morgan County you can ask for a CASA, They are volunteers who look out for the best interest of children. You are also...

How can i sue someone that owes me money if I can't afford a lawyer?

Small Claims is where you need to go. Small Claims court is very friendly in Madison County to "Pro Se" parties. Pro Se meaning without a lawyer....

Is there any "real" recourse I can take against being dragged into court over and over and over by my ex? (re: child custody)

Ask your lawyer to seek fees and file a Motion to Dismiss or Summary Judgment. If the Judges are learning his tactics, this may be the best route....

Can my husband stop me from putting the kids disability in my name if we get a divorce.

No, so long as you are awarded physical custody of the children, you will receive the payment from the disability office. Make sure you keep them...