Did the Court give you a new date? If the judge continued the hearing to allow you guys a chance to attend co-parenting, then the Judge will probably deal with your requests on the return date. However if there is no return date then I would need more information about the paperwork that was filed to see why the judge did not address the other issues.
Complete the co-parenting class and file proof of it with the court prior to your next hearing.
If you are asking for more time with the children the court did not want to address that issue until they knew you had completed the co-parenting. With a completed co-parenting the court should address the custody issue as well as modifying child support.
Be sure your income and expense declaration is current at the next hearing to avoid any further delay. The rule state that your Income and Expense Declaration must be less than 90 days old to be current.
Is mom receiving cash aid from county welfare? If so, DCSS has to appear on the case before the judge will even consider your request to modify child support. In either case, best to consult with an experienced family law attorney to ensure that the guideline calculation accurately reflects your's and mom's current circumstances.