Child Genius 2015: Choosing the Champion

After eight intense weeks of studying 14 subjects including math, geography, logic, vocabulary, memory, and astronomy, finalists Katherine, Yeji, Vanya, and Graham face the Child Genius 2015 championship round. Under pressure, they answer rapid-fire questions on stage as families watch anxiously and scores are revealed. In the end, Graham takes third place, Yeji places second, and Vanya is crowned Child Genius 2015, winning a $100,000 college fund.