Head Teacher Mr Mitchell is on a mission to revolutionise the school's ethos, results and reputation. But every day his vision is challenged by the trickiest adversaries: teenagers.
Series 1 Episode 1
Mr Mitchell is on a mission to revolutionise the school's ethos, results and reputation
Series 1 Episode 2
A clash between a queen bee and a quieter student leaves Mr Mitchell in a quandary
Series 1 Episode 3
Tom is approaching his final year at Thornhill while Robbie-Joe is starting out
Series 1 Episode 4
Hadiqa and Safiyyah are unlikely best friends. But a crisis looms in their friendship.
Series 1 Episode 5
Year 9 is full of hormonal 13-year-olds at a critical academic turning point
Series 1 Episode 6
Exams are approaching at Thornhill and it's not just students who are feeling the pressure
Series 1 Episode 7
Jack is disruptive, and the staff are worried that he may become the first exclusion
Series 1 Episode 8
Mr Burton uses unusual methods to try to help Musharaf overcome his severe stammer
Series 1 Episode 9
This show revisits Thornhill one year on, as the students get their GCSE results