Although Katherine Paterson isn't known for writing books in a series, she knows how popular these stories are with young readers! From classics that have stood the test of time to recent tween-lit crazes—Katherine's grandchildren recommend series all ages will enjoy.
The Magic Tree House
By Mary Pope Osburne, published by Random House Children's Books
By Maud Hart Lovelace, published by HarperCollins
The Tale of Emily Windsnap
By Liz Kessler, published by Morrow from Candlewick Press
City of Ember
By Jeanne Duprau, published by Random House Chidlren's Books
The Percy Jackson and the Olympian books
By Rick Riordan, published by Hyperion/Miramax Kid
By Stilton Geronimo, published by Scholastic, Inc.
By James Patterson, published by Little, Brown Books for Young Readers
The Hunger Games and Gregor the Overlander
By Suzanne Collins, published by Scholastic, Inc.
By Anthony Horowitz, published by Penguin Group US
By Christopher Paolini, published by Random House Children's Books
The Spiderwick Chronicles
By Tony DiTerlizzi and Holly Black, published by Simon & Shuster Children's
By Edward Eage, published by Thorndike Press
The Chronicles of Narnia
By C.S. Lewis, published by HarperCollins
By J.K. Rowling, published by Scholastic Press, a division of Scholastic Inc.
The Twilight Series
By Stephenie Meyer, published by Little, Brown Books for Young Readers
Books 8–12 year-old "tweens" will love