Case of the Runaway Ruby

: Melissa & Doug

6+ Years

̴Ì_Young sleuths will love helping Gary Gumshoe find Madame Mahvelous's missing ruby! This exciting spy activity book has 18 game pages of mysteries to solve. A few turns of the included decoder wheel--bound right into the book and visible from every page--will help detectives-in-training complete each challenge as they put their deductive skills to the test! To uncover even more case-cracking clues, master mazes, and complete puzzles, a magic-reveal pen is included, giving every page plenty of play value. It all stores neatly within the tab-close covers--perfect for spies on the go.


  • Activity book and spy tools for kids
  • Crack the codes and complete puzzles to solve the mystery!
  • Rotary decoder wheel is easy to use and has unlimited play value
  • Includes 18 activity pages, decoder wheel, and magic-reveal pen
  • Part of the Melissa & Doug On the Go line of travel activity books and games
Conforms to ASTM D-4236.


  • Product:̴Ì_10.5" x 6" x 1" 0.25 lbs
  • Package:̴Ì_9.9" H x 5.9" W x 0.8" L 0.3 lbs
            Free shipping on orders over $75. | Subscribe to our newsletter to get a 10% on your first purchase!
            Liquid error: Could not find asset snippets/ajaxify-cart.liquid