"The Mystery Of The Missing Peanuts" is a 1973 hardcover book from the Disney's Wonderful World of Reading Series, written by Barbara Brenner and illustrated by Walt Disney. This juvenile fiction book follows the story of a penguin who hates the cold and the mystery behind the missing peanuts. With 42 pages, this book is sure to delight young readers with its engaging story and charming illustrations, making it a classic addition to any children's book collection.