Melissa ampamp doug secret decoder game book on the go travel activity book
Use the decoder wheel to solve the mystery then turn the page for a whole new challenge melissa ampamp doug secret decoder game book on the go travel activity book is an exciting spy activity book with 18 pages of codes to crack a few turns of the included decoder wheel bound right into the book and visible from every page will help young detectives complete each challenge as they put their deductive skills to the test to uncover even more case busting clues sneaky double