Elizabeth is appointed monitor again, but one of the 2nd form boys is turning all of the other boys against her. Elizabeth decides to investigate with the help of her friends - can she find out who has a grudge against her and why?

In Enid Blyton's bestselling school series Elizabeth Allen is sent away to boarding school and makes up her mind to be the naughtiest pupil there's ever been. In book ten, Elizabeth is overjoyed to be appointed monitor again. But one of the second form boys is turning all the other boys against her, starting with a nasty note in her desk and ending with a false tip-off about a midnight pillow fight in the boys' dormitory. Can she find out who has a grudge against her - and why? Between 1940 and 1952, Enid Blyton wrote four novels about Naughtiest Girl, Elizabeth Allen. Books 5-10 are authorised sequels of the series written by Anne Digby in 1999. Both cover and inside illustrations were created by Kate Hindley in 2014. Bonus material: A rare, complete serial story about a very special school. An interview with Enid Blyton about her school days. Enid Blyton's experiences as a teacher. A timeline of the author's life. Photos from Enid Blyton's younger days.

Elizabeth is furious when a girl new to the sixth form becomes head girl over the obvious choice, her friend Emma. The new head girl, Kerry, is a young actress, and Elizabeth is convinced that all the seniors have been swayed by her acting skills, both on screen and at school. She knows the real Kerry is a nasty piece of work - but how can she prove it? Kerry is cleverer than Elizabeth thinks, and somehow she just manages to make the Naughtiest Girl look like a troublemaker ...

In Enid Blyton's bestselling school series Elizabeth Allen is sent away to boarding school and makes up her mind to be the naughtiest pupil there's ever been. Book 8: Well Done, The Naughtiest Girl Elizabeth is desperate to play the piano in the end of school concert. But Arabella is very good, and so Elizabeth spends every waking minute practising. But what about all the exams? Will the Naughtiest Girl have to stay in First Form another year? Book 9: Naughtiest Girl Wants To Win When new girl and famous young actress Kerry becomes head girl, Elizabeth is convinced that the seniors have been swayed by her acting skills alone. The real Kerry is a nasty piece of work - but how can she prove it? Book 10: Naughtiest Girl Marches On Elizabeth is overjoyed to be appointed monitor again. But one of the second form boys is turning all the other boys against her, starting with a nasty note in her desk. Can she find out who has a grudge against her - and why? Between 1940 and 1952, Enid Blyton wrote four novels about Naughtiest Girl, Elizabeth Allen. Books 5-10 are authorised sequels of the series written by Anne Digby in 1999. Both cover and inside illustrations were created by Kate Hindley in 2014.

In Enid Blyton's bestselling school series Elizabeth Allen is sent away to boarding school and makes up her mind to be the naughtiest pupil there's ever been. In book five, Elizabeth intends never to be naughty again. But when John entrusts her with his secret, the naughtiest girl finds herself in deeper trouble than ever... Between 1940 and 1952, Enid Blyton wrote four novels about Naughtiest Girl, Elizabeth Allen. Books 5-10 are authorised sequels of the series written by Anne Digby in 1999. Bonus material: A rare, complete serial story about a very special school. An interview with Enid Blyton about her school days. Enid Blyton's experiences as a teacher. A timeline of the author's life. Photos from Enid Blyton's younger days.

When Elizabeth Allen is chosen to be a school monitor, she is delighted. But she soon finds out just what a responsible job it is. The harder she tries, the worse she behaves! Will the naughtiest girl in the schoolever learn to be good?."

Elizabeth Allen, older and not having a spoiled personality, goes on to her second year for Whyteleafe School. She makes two enemies, Robert and Kathleen. Robert is a bully and Kathleen plays mean tricks on Jenny and Elizabeth. Elizabeth does not want to misbehave again, but someone tries to make sure that she does not forget her nickname of 'the Naughtiest Girl in the school'. Elizabeth tries to hunt down the sneak who is playing tricks on her and her friend Joan, resulting in many adventures.