Left an orphan after the influenza epidemic in British East Africa in 1918, thirteen-year-old Rachel is tricked into assuming a deceased neighbor's identity to travel to England, where her only dream is to return to Africa and rebuild her parents' mission hospital.

On her way, reluctantly, to a boarding school in present-day England, Flora suddenly finds herself in 1935, the new girl at St. Winifred's, having been summoned via a magic spell by her new dormitory mates.

In post-World War I England, eleven-year-old Triss nearly drowns in a millpond known as "The Grimmer" and emerges with memory gaps, aware that something is terribly wrong, and to try to set things right, she must meet a twisted architect who has designs on her family.

When Thomas Peaceful's older brother is forced to join the British Army, Thomas decides to sign up as well, although he is only fourteen years old, to prove himself to his country, his family, his childhood love, Molly, and himself.

In 19148, on the eve of the First World War, Cyril is off to fight, Anthea is at art college, Robert is a Cambridge scholar, and Jane is at high school when the sand fairy, Psammead, suddenly reappears, and his magic has a more serious purpose than when the siblings were children.

Left in the care of their strict grandmother, the four Linnet children find a much happier home with their Uncle Ambrose, his one-legged gardener, and the people of a small English village, where they help explain an old mystery and restore the joy of newfriends.

As an apprentice on a training mission to 1912 England, Dorrie takes a chance that could lead the Strongholders to the Lybrarians' fortress, Petrarch's library.

As Rosalind continues to straddle the proper English world of her family and the culture of 1920s India where they live, her support of Gandhi and his followers in opposing British rule grows and she considers trying to carry the rebels' message to Edward, Prince of Wales, during his visit.

Daisy Wells and Hazel Wong have returned to Deepdean for a new school term, but nothing is the same. There's a new Head Girl, Elizabeth Hurst, and a team of Prefects - and these bullying Big Girls are certainly not good eggs. Then, after the fireworks display on Bonfire Night, Elizabeth is found - murdered. Many girls at Deepdean had reason to hate Elizabeth, but who might have committed such foul play? Could the murder be linked to the secrets and...

Daisy Wells and Hazel Wong are spending the Christmas holidays in snowy Cambridge. Hazel has high hopes of its beautiful spires, cosy libraries and inviting tea-rooms - but there is danger lurking in the dark stairwells of ancient Maudlin College. Three nights before Christmas, there is a terrible accident. At least, it appears to be an accident - until the Detective Society look a little closer, and realise a murder has taken place. Faced with several...