31/37 The quarter-finals continue as two teams vie to reach the next stage of the competition.
30/37 In another quarter-final match, two teams of students aim to reach the next stage.
29/37 Another quarter-final match to determine which team will make it to the next stage.
28/37 The quarter-final stage continues as Jeremy Paxman asks the questions.
27/37 Pressure is mounting as the quarter-finals continue in the quiz for students.