ravel-size Secret Decoder activity and story book with clues to find and a case to solve
Includes 18 mystery game activity pages, decoder lens, and magic-reveal pen
Special Seek & Find Lens and Spy Pen are easy to use and a valuable addition to any great detective's tool kit
Crack the codes and complete the puzzles and games to solve individual mysteries and the whole case
Helps teach cognitive development and problem solving, and encourages independent play