Twelve-year-old Fin, a master thief from the pirate world of Khaznot Quay, and Marrill, also twelve, of Arizona, cross paths in the magical world of the Pirate Stream while on a quest for a mysterious map.

Walt's magical ability to bring maps to life puts him, his twin sister Van, and new friend Dylan in danger when an enchanted heirloom strands them in the fantastical world of Djaruba and they discover a malevolent rival to the kingdom, a fellow mapmaker, has nefarious plans for Walt.

"Master Thief Fin from the Khaznot Quay and suburban schoolgirl Marrill from Arizona reunite on the magical waters of the Pirate Stream to seek a mysterious and legendary wish machine"--

In a world transformed by 1799's Great Disruption--when all of the continents were flung into different time periods, Sophia Tims journeys home to Boston, anticipating her reunion with Theo, but he has been conscripted to fight in the Western War, Prime Minister Broadgirldle's twisted vision of Manifest Destiny.

"Fin and Marrill's final adventure takes them to the Mirrorweb, the heart of the Pirate Stream, where they must confront an old friend who has become their worst enemy"--

Cordelia Hatmaker has saved England from war, but danger is lurking around every corner, and she must convince the rival Maker families to work together for once--not only to bring her father home, but also to save the very essence of magic itself.

Four siblings. A country in ruins. One quest to save them all. Vira is desperate to get out of her mother's shadow and establish her legacy as a revered queen of Ashoka. But with the county's only quarry running out of magic--a previous resource that has kept Ashoka safe from conflict--she can barely protect her citizens from the looming threat of war. And if her enemies discover this, they'll stop at nothing to seize the last of the magic. Vira's...

After learning about maps in school, Lisa maps all the favorite places of her dog Penny.

Determined to run away from her home in the Valley, an area controlled by the tyrannical Night Coats, Alidade stumbles upon a magical hideaway that belongs to the long-lost peacekeepers known as the Mapmakers, and accidentally brings to life a magical creature who is meant to protect the Valley.

Kat, who loves to make maps of all sorts of places and things, gives a special map to Jack.