Best Book Series for Kids

The beloved fantasy series following Harry Potter from his discovery that he's a wizard through seven years at Hogwarts School of Witchcraft and Wizardry. The books chronicle Harry's education in magic, his deepening friendships with Ron and Hermione, his ongoing battle against the dark wizard Voldemort, and the ultimate confrontation between good and evil, growing progressively darker and more complex as Harry matures.

A world inhabited entirely by dragons is torn apart by a long and devastating war, and a group of young dragons from different tribes are thrust into the center of it. Each book deepens the world-building, shifting perspectives across dragon tribes navigating war, identity, and destiny.

A girl discovers she belongs to a hidden world of elves with advanced abilities, and is brought into a society that has been watching her far longer than she knew. Each book unravels more secrets about her origins while escalating the danger threatening both worlds.

This middle-grade fantasy series follows a brother and sister who spend the summer at their grandparents' seemingly ordinary property — and discover it is secretly a preserve for magical creatures, governed by ancient treaties that are beginning to break down. The five-book series escalates from a self-contained adventure into an epic conflict involving magical preserves around the world and the forces seeking to destroy them.

A brother and sister travel through time and around the world using a magical tree house filled with books that transport them to different eras and locations. Each adventure combines action and discovery, making history and science feel exciting and accessible.

Written and illustrated in the style of a middle schooler's journal and packed with hand-drawn cartoons, this long-running series follows a self-centered but endearing boy through the social hazards, embarrassments, and small disasters of middle and high school life. The series is one of the most popular in children's publishing and is known for its dry humor, relatable scenarios, and ability to reach reluctant readers.

Created by the same author as the Captain Underpants series, this illustrated chapter book series follows a crime-fighting hero who is part police officer and part dog — the result of an emergency surgery that saved both their lives by combining them. The books are written and drawn in a comic-book style by a child character within the story, with silly humor, hand-drawn art, and warmhearted messages about friendship and doing good making the series widely popular with early and reluctant readers.

After losing their father, two siblings move into a mysterious ancestral home and are pulled into a dangerous fantasy world through a powerful magical stone. Each volume raises the stakes as the siblings grow into their roles in an epic and visually stunning ongoing battle.

A resourceful kid navigating a zombie apocalypse teams up with a growing group of friends to fight monsters and survive in an increasingly bizarre post-apocalyptic world. Each book introduces new threats, new allies, and deeper mysteries about what really caused the end of the world.

This five-book middle-grade fantasy series is set in a modern America where the ancient Greek gods are still very much alive and active, and follows a twelve-year-old boy who discovers he is the son of one of the Olympians and is drawn into a conflict between gods that threatens to start a world war. The series is fast-paced, funny, and packed with Greek mythology adapted for contemporary readers, and launched one of the most successful franchises in modern children's publishing.