Episode 10
Contestants from Thetford, Oxford, Powys, Staffordshire, Nottingham and Porth take on five rounds of fiendish puzzles as they attempt to qualify for the series Grand Final.
Contestants from Thetford, Oxford, Powys, Staffordshire, Nottingham and Porth take on five rounds of fiendish puzzles as they attempt to qualify for the series Grand Final.