St John's School pupils (from left) Sage Paterson (11), Bianca Jorgensen (12) and Alivia Steele (11) assess another puzzle. : Central Otago pupils battle for supremacy

Holy Family Catholic School Wanaka pupils (from left) Marshall Watson (9), Greta Sheehan (9) and Maxene Ursua (10) work through the grammar round in the year 5 and 6 section. : Central Otago pupils battle for supremacy

Clyde Primary School pupils (from left) Jake Crosbie (9), William Wright (10) and Remi Robinson (9) assess an abbreviation question. : Central Otago pupils battle for supremacy

Last night's first quiz included 28 teams of year 5 and 6 pupils. Photos: Adam Burns : Central Otago pupils battle for supremacy

Holy Family Catholic School Wanaka pupils (from left) Annie Wells, Jack Sanford and Isabel Sheehan (all 12) celebrate last night's win in the year 7 and 8 section. : Central Otago pupils battle for supremacy

Celebrating their triumph in the year 5 and 6 spelling quiz last night are Arrowtown School pupils (from left) Madi Chambers (10), Isabelle Mahoney (11) and Sabine Edmonds (10). : Central Otago pupils battle for supremacy