| Adams County |
Illinois Regional High School Science Bowl |
| Alexander County |
Illinois Regional High School Science Bowl |
| Alexander County |
West Kentucky Regional High School Science Bowl |
| Bond County |
Illinois Regional High School Science Bowl |
| Boone County |
Illinois Regional High School Science Bowl |
| Brown County |
Illinois Regional High School Science Bowl |
| Bureau County |
Illinois Regional High School Science Bowl |
| Calhoun County |
Illinois Regional High School Science Bowl |
| Carroll County |
Illinois Regional High School Science Bowl |
| Cass County |
Illinois Regional High School Science Bowl |
| Champaign County |
Illinois Regional High School Science Bowl |
| Christian County |
Illinois Regional High School Science Bowl |
| Clark County |
Illinois Regional High School Science Bowl |
| Clay County |
Illinois Regional High School Science Bowl |
| Clinton County |
Illinois Regional High School Science Bowl |
| Coles County |
Illinois Regional High School Science Bowl |
| Cook County-City of Chicago Schools (public, private, charter, etc.) |
Illinois Regional High School Science Bowl |
| Cook County-Suburban Cook County Schools (public, private, charter, etc.) |
Illinois Regional High School Science Bowl |
| Crawford County |
Illinois Regional High School Science Bowl |
| Cumberland County |
Illinois Regional High School Science Bowl |
| De Witt County |
Illinois Regional High School Science Bowl |
| DeKalb County |
Illinois Regional High School Science Bowl |
| Douglas County |
Illinois Regional High School Science Bowl |
| DuPage County |
Illinois Regional High School Science Bowl |
| Edgar County |
Illinois Regional High School Science Bowl |
| Edwards County |
Illinois Regional High School Science Bowl |
| Effingham County |
Illinois Regional High School Science Bowl |
| Fayette County |
Illinois Regional High School Science Bowl |
| Ford County |
Illinois Regional High School Science Bowl |
| Franklin County |
Illinois Regional High School Science Bowl |
| Fulton County |
Illinois Regional High School Science Bowl |
| Gallatin County |
Illinois Regional High School Science Bowl |
| Gallatin County |
West Kentucky Regional High School Science Bowl |
| Greene County |
Illinois Regional High School Science Bowl |
| Grundy County |
Illinois Regional High School Science Bowl |
| Hamilton County |
Illinois Regional High School Science Bowl |
| Hancock County |
Illinois Regional High School Science Bowl |
| Hardin County |
Illinois Regional High School Science Bowl |
| Hardin County |
West Kentucky Regional High School Science Bowl |
| Henderson County |
Illinois Regional High School Science Bowl |
| Henry County |
Illinois Regional High School Science Bowl |
| Iroquois County |
Illinois Regional High School Science Bowl |
| Jackson County |
Illinois Regional High School Science Bowl |
| Jackson County |
West Kentucky Regional High School Science Bowl |
| Jasper County |
Illinois Regional High School Science Bowl |
| Jefferson County |
Illinois Regional High School Science Bowl |
| Jersey County |
Illinois Regional High School Science Bowl |
| Jo Daviess County |
Illinois Regional High School Science Bowl |
| Johnson County |
Illinois Regional High School Science Bowl |
| Johnson County |
West Kentucky Regional High School Science Bowl |
| Kane County |
Illinois Regional High School Science Bowl |
| Kankakee County |
Illinois Regional High School Science Bowl |
| Kendall County |
Illinois Regional High School Science Bowl |
| Knox County |
Illinois Regional High School Science Bowl |
| Lake County |
Illinois Regional High School Science Bowl |
| LaSalle County |
Illinois Regional High School Science Bowl |
| Lawrence County |
Illinois Regional High School Science Bowl |
| Lee County |
Illinois Regional High School Science Bowl |
| Livingston County |
Illinois Regional High School Science Bowl |
| Logan County |
Illinois Regional High School Science Bowl |
| Macon County |
Illinois Regional High School Science Bowl |
| Macoupin County |
Illinois Regional High School Science Bowl |
| Madison County |
Illinois Regional High School Science Bowl |
| Marion County |
Illinois Regional High School Science Bowl |
| Marshall County |
Illinois Regional High School Science Bowl |
| Mason County |
Illinois Regional High School Science Bowl |
| Massac County |
Illinois Regional High School Science Bowl |
| Massac County |
West Kentucky Regional High School Science Bowl |
| McDonough County |
Illinois Regional High School Science Bowl |
| McHenry County |
Illinois Regional High School Science Bowl |
| McLean County |
Illinois Regional High School Science Bowl |
| Menard County |
Illinois Regional High School Science Bowl |
| Mercer County |
Illinois Regional High School Science Bowl |
| Monroe County |
Illinois Regional High School Science Bowl |
| Montgomery County |
Illinois Regional High School Science Bowl |
| Morgan County |
Illinois Regional High School Science Bowl |
| Moultrie County |
Illinois Regional High School Science Bowl |
| Ogle County |
Illinois Regional High School Science Bowl |
| Peoria County |
Illinois Regional High School Science Bowl |
| Perry County |
Illinois Regional High School Science Bowl |
| Piatt County |
Illinois Regional High School Science Bowl |
| Pike County |
Illinois Regional High School Science Bowl |
| Pope County |
Illinois Regional High School Science Bowl |
| Pope County |
West Kentucky Regional High School Science Bowl |
| Pulaski County |
Illinois Regional High School Science Bowl |
| Pulaski County |
West Kentucky Regional High School Science Bowl |
| Putnam County |
Illinois Regional High School Science Bowl |
| Randolph County |
Illinois Regional High School Science Bowl |
| Richland County |
Illinois Regional High School Science Bowl |
| Rock Island County |
Illinois Regional High School Science Bowl |
| Saline County |
Illinois Regional High School Science Bowl |
| Saline County |
West Kentucky Regional High School Science Bowl |
| Sangamon County |
Illinois Regional High School Science Bowl |
| Schuyler County |
Illinois Regional High School Science Bowl |
| Scott County |
Illinois Regional High School Science Bowl |
| Shelby County |
Illinois Regional High School Science Bowl |
| St. Clair County |
Illinois Regional High School Science Bowl |
| Stark County |
Illinois Regional High School Science Bowl |
| Stephenson County |
Illinois Regional High School Science Bowl |
| Tazewell County |
Illinois Regional High School Science Bowl |
| Union County |
Illinois Regional High School Science Bowl |
| Union County |
West Kentucky Regional High School Science Bowl |
| Vermilion County |
Illinois Regional High School Science Bowl |
| Wabash County |
Illinois Regional High School Science Bowl |
| Warren County |
Illinois Regional High School Science Bowl |
| Washington County |
Illinois Regional High School Science Bowl |
| Wayne County |
Illinois Regional High School Science Bowl |
| White County |
Illinois Regional High School Science Bowl |
| Whiteside County |
Illinois Regional High School Science Bowl |
| Will County |
Illinois Regional High School Science Bowl |
| Williamson County |
Illinois Regional High School Science Bowl |
| Williamson County |
West Kentucky Regional High School Science Bowl |
| Winnebago County |
Illinois Regional High School Science Bowl |
| Woodford County |
Illinois Regional High School Science Bowl |
