Brain Eisteddfod 1-7

This episode sees Year 11 students from Balwyn High School in Melbourne and Sydney's Emanuel School locked in a head-to-head battle of the brainiest.

NSW's Central Coast Grammar and The Lakes College from Brisbane will battle it out for their chance to compete in the series Grand Final and the title of Australia's cleverest school.

Students from Melbourne's Suzanne Cory High School go head-to-head with Newtown High School of the Performing Arts for their chance to secure a place in the series grand final.