Share this Page Discover Like Books Books similar to Knock Three Times Other books by Cressida Cowell Other books with same Classifications Adventure Science Fiction / Fantasy English Language Arts Other books with same Subjects Juvenile Fiction | Action & Adventure Juvenile Fiction | Fantasy & Magic Children's Books/Ages 9-12 Fiction Juvenile Fiction | Social Themes | Friendship Juvenile Fiction | Social Themes | Self-Esteem & Self-Reliance Other books with similar Lexile levels Lexile Range 850L - 1075L