The Code Busters Club Series by Penny Warner

Bad guys beware! Cody, Quinn, Luke, and M.E. may be really different, but they all share one thing in common: they love playing around with codes. In fact, they love codes so much, they have their own private club, with a super-secret hideout and passwords that change every single day. When Cody and Quinn notice what could be a code on the window of a nearby house, the one owned by their strange neighbor, the guy they call Skeleton Man, the club gets to work... moreBad guys beware! Cody, Quinn, Luke, and M.E. may be really different, but they all share one thing in common: they love playing around with codes. In fact, they love codes so much, they have their own private club, with a super-secret hideout and passwords that change every single day. When Cody and Quinn notice what could be a code on the window of a nearby house, the one owned by their strange neighbor, the guy they call Skeleton Man, the club gets to work. And it is a cry for help! Now the Code Busters are on the case—and nothing will stop them from solving the mystery and finding the secret treasure that seems to be the cause of it all! This exciting interactive mystery offers more than fifteen codes for you to decipher, including the Consonant code, Morse code, and American Sign Language. Test your brain with the Code Busters and solve the mystery along with them. Answers are in the back, if you ever get stuck. For more code-breaking fun, visit CodeBustersClub.com and join the club!Ages 8–12 less

Egyptian secrets take center stage in this interactive mystery where boys and girls can solve codes and puzzles right along with the multicultural cast of characters.Cody, Quinn, Luke, and M.E. love playing around with codes. In fact, they love codes so much they have their own club, with a secret hideout and passwords that change every day... moreEgyptian secrets take center stage in this interactive mystery where boys and girls can solve codes and puzzles right along with the multicultural cast of characters.Cody, Quinn, Luke, and M.E. love playing around with codes. In fact, they love codes so much they have their own club, with a secret hideout and passwords that change every day.After learning about steganography, the study of concealed writing, the Code Busters discover that artists have been hiding secret messages in their artwork for centuries. A clue hunt on a class trip to the Rosicrucian Egyptian Museum leads the Code Busters to an artifact that doesn't seem to quite fit with the rest of the collection. Could it be a forgery? The Code Busters code-cracking skills and new knowledge of hieroglyphic messages will help them get to the bottom of this mystery, but they better think fast before the criminal tries to frame them!Winner of the 2012 Agatha Award for Case #2: The Haunted LighthouseNominated for the 2011 Agatha Award for Case #1: The Secret of the Skeleton Key"[A] fun series sure to appeal to graduates of Encyclopedia Brown and Ivy & Bean." -Shelf Awareness"This intriguing tale has vivid characters and such a tantalizing cliffhanger that readers won't be able to resist cracking the next Code Busters." -Kirkus ReviewsReleases simultaneously in electronic book format (9781606844601). less