Nicki and Snorri are trapped in Time, and Septimus Heap goes on a quest to find the House of Foryx, a place where all Time meets.

Wolf Boy is sent on a Task by Aunt Zelda, while Septimus and the dragon, Spit Fyre, fly off to bring their friends home, but they all wind up on an island whose secrets are as dangerous as its inhabitants.

A Time Best YA Book of All Time (2021)

Two teens must learn the "art of killing" in this Printz Honor–winning book, the first in a chilling new series from Neal Shusterman, author of the New York Times bestselling Unwind dystology.
A world with no hunger, no disease, no war, no misery: humanity has conquered all those things, and has even conquered death. Now Scythes are the only ones who can end life—and...

Now that he is Ma's apprentice Jax is finding himself mixed up with all sorts of magical doings, like taking care of a phoenix egg which is going to hatch soon, trying to bring back the creatures Sis stole, finding his grandfather, and convincing Sis, the guardian, to reunite the two realms--and hopefully living to see Brooklyn again.

Apprentice Septimus Heap must enter the Darke to save the Castle and the Wizard Tower from destruction, but he needs the help of many to battle the spreading Darkenesse.

As creatures of the dark hunt for the witch assassin Grimalkin, who carries the captured Fiend's head, Spook's apprentice Tom tries to find a way to finish this terrifying evil once and for all.

When witches steal Tom's inheritance and kidnap his relatives, Tom, the Spook, and Alice set out for Pendle Hill, a particularly dangerous district, in hopes of preventing the three witch clans from uniting to raise the Fiend, the Devil himself, thus bringing about an age of darkness.

"Ten-year-olds Ben and Pearl continue their apprenticeships at Dr. Woo's Worm Hospital, where they meet a dragon named Metalmouth and get a chance to travel to the Imaginary World"--

A tale that brings the Ranger's Apprentice series full circle finds an adult Will struggling with the loss of his wife and reluctantly mentoring the daughter of Horace and Evanlyn so she can assume leadership over the floundering Rangers.

"The Herons are home in Skandia, but the usually peaceful country is in danger. The Temujai -- ruthless warriors from the Eastern Steppes -- have never given up on their ambition to claim Skandia for their own...and now they're on the move. Hal and his crew will have to brave the treacherous icy river and rapids to stop them, no matter the cost." -- Provided by publisher.