Probate: Court with jurisdiction over matters such as probate of wills, estates, the issuance of marriage licenses, adoption proceedings, determination of sanity or mental competence, name changes and adult and juvenile guardianship. Juvenile: Hears cases involving the delinquency of persons under eighteen years of age, and cases dealing with unruly, abused, neglected, and dependent children. Also hears all traffic offenses committed by persons under eighteen years of age, and has jurisdiction in adult cases involving paternity, child abuse, nonsupport, and failure to send children to school.