Trade hidden messages with your friends and practice your spy skills with this fun kit!
- Invisible ink markers keep secrets safe
- Use the cap blacklight to see messages appear like magic
- Protect against prying eyes and learn how to create your own secret codes for added mystery
- Reverse words, assign numbers, make your own symbols, and more!
- Creating codes encourages creativity and critical thinking, too
- Set includes 2 notepads and 2 invisible ink markers
- Package measures 6 x 9 inches
