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'' wide x 9'' high.
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