keys to the castle

George and the Unbreakable Code - (George's Secret Key) by Stephen Hawking & Lucy Hawking (Hardcover)

The Royal Search for Shenanigans - (Secrets of Zen Castle) by Nita Marie Clark

Princess Peach and the Castle Chaos (hardcover) - (The Adventures of Princess Peach) by Mary Em (Hardcover)

Saturdays at Sea - (Tuesdays at the Castle) by Jessica Day George (Paperback)

A Tale of Two Castles - by Gail Carson Levine (Paperback)

Map Symbols, Keys, and Scales - (On the Map) by Susan Ahmadi Hansen

The Castle of Llyr - (Chronicles of Prydain) by Lloyd Alexander (Paperback)

The Key That Swallowed Joey Pigza - by Jack Gantos (Paperback)

The Dragonsitter's Castle - by Josh Lacey (Paperback)

Trapped in Clown Castle - (Batman and Scooby-Doo! Mysteries) by Michael Anthony Steele (Paperback)

The Key to Extraordinary - by Natalie Lloyd (Paperback)

Time Castaways: The Mona Lisa Key - by Liesl Shurtliff

The Enchanted Castle - (Mint Editions (the Children's Library)) by Edith Nesbit (Paperback)

The Secret of the Bloodred Key - (The Stolen Dreams Adventures) by David Farr

Jelani's Key - by D Amari Jackson (Paperback)

The Adventurers and the Cursed Castle - by Jemma Hatt (Paperback)

The Hero's Guide to Storming the Castle - by Christopher Healy (Paperback)

The Secret of the Key: A Sixty-Eight Rooms Adventure - (Sixty-Eight Rooms Adventures) by Marianne Malone (Paperback)

Mysteries of Trash and Treasure: The Stolen Key - by Margaret Peterson Haddix

Are Glaciers the Key to Climate Change? - (The Big Questions Answered) by Olivia Watson (Hardcover)

The Clockwork Key - (Everyone Can Be a Reader (Middle Grade S) by Vashti Hardy (Paperback)

10-Minute True Cursed Castle Stories - (Brain Candy Books: 10-Minute True Ghost Stories) by Stephanie Peters (Paperback)

Off-Key - (Catalina Incognito) by Jennifer Torres

Kelcie Murphy and the Race for the Reaper's Key - (Academy for the Unbreakable Arts) by Erika Lewis (Paperback)