Secret Messages - 4M

Become a true secret agent full of mystery and fun! With the 4M Secret Message set, kids can send Morse code messages with a special mini flashlight, write secrets on an X-ray sheet that can only be deciphered with the decoding lens, or create invisible messages with secret markers.
Also included is a 20-page Super Spy Journal to record all secret missions, clues, and discoveries. An activity that sparks scientific curiosity, creativity, and role-play, ideal for little mystery explorers.