In 1665 London, fourteen-year-old Christopher Rowe, apprentice to an apothecary, and his best friend, Tom, try to uncover the truth behind a mysterious cult, following a trail of puzzles, codes, pranks, and danger toward an unearthly secret with the power to tear the world apart.

While fourteen-year-old Enola Holmes endeavors to save her friend Lady Cecily Alistair from an unwelcome arranged marriage, she meets with some assistance from her older brother, Sherlock, and interference by the eldest, Mycroft.

While not the most intrepid knight of the Round Table, Sir Givret the Short helps King Arthur and the other knights with his cunning and cleverness.

While running away from a London foster home just before her fifteenth birthday, Holly has ample time to consider her years of residential care and her early life with her Irish mother, whom she is now trying to reach.

Isaac Newton was not only brilliant, but secretive, vindictive and obsessive. Here is a portrait of the man, contradictions and all, that places him against the backdrop of seventeenth-century England, a time of plague, the Great Fire of London, and two revolutions.

For Kariuki, life in his small Kenyan village is one great adventure. It gets even more interesting when he meets Nigel, an English boy who is visiting his grandfather. Kariuki befriends Nigel even though the rest of the villagers fear him and call him "the mzungu boy."

After Jack becomes apprenticed to a Druid bard, he and his little sister Lucy are captured by Viking Berserkers and taken to the home of King Ivar the Boneless and his half-troll queen, leading Jack to undertake a vital quest to Jotunheim, home of the trolls. Jack was eleven when the berserkers loomed out of the fog and nabbed him. "It seems that things are stirring across the water, " the Bard had warned. "Ships are being built, swords are being...

In Victorian London, fourteen-year-old Modo, a shape-changing hunchback, becomes a secret agent for the Permanent Association, which strives to protect the world from the evil machinations of the Clockwork Guild.

After fourteen-year-old Enola Holmes seeks the missing Duquessa Del Campo in the seedy underbelly of nineteenth-century London, she finally reaches an understanding with her brothers Sherlock and Mycroft.

In the depths of the forest, Robin raises an army to challenge the evil Sheriff. Wearing a dark hood for disguise and with his unparalleled gift for the bow, Robin quickly becomes an outlaw, fighting the forces of evil for the good of the poor.