The Pre-Nationals Tournament is a high school tournament originally coordinated by the Missouri Quizbowl Alliance and held at the University of Missouri. Starting in 2013, the tournament was hosted by Missouri high schools. There was no Pre-Nationals tournament at the end of the 2014 season.
|Year||Location||Set||# of Teams||Champion||Second||Third|
|2010||Missouri||Ben Cooper Memorial Tournament||6||North Kansas City||Rock Bridge||Parkway Central|
|2011||Missouri||Prison Bowl||14||Clayton||Rock Bridge||Jefferson City|
|2012||Missouri||Prison Bowl||12||Ladue||Mound City||Oakville|
|2013||Hickman||Prison Bowl||8||Hickman A||Hallsville B||Savannah|
|2015||Rock Bridge||DII SCT||8||Hickman||Hannibal||Helias|
|2016||Washington||DII SCT||3||Washington A/Hannibal||first-place tie not broken||Washington B|
|2017||Rock Bridge||SUN||6||Washington A||Washington B||Helias A|
The MOQBA Singles Championship is a singles tournament held after the Pre-Nationals Tournament at the same location. It is a tossup-only event with no powers or negs.