My dazzling wall by Daniel Mendoza https://padlet.com/ddsd2025/5rdkevgdkt4v Made with a lightning strike of genius en-us 2019-04-17 12:28:40 UTC 2025-11-06 15:38:24 UTC hello@padlet.com https://padlet.net/icons/png/2615.png Invisible Ink mendozadm15 https://padlet.com/ddsd2025/5rdkevgdkt4v/wish/352262864 The ink was placed in between the letters of the paper. 

 It would have  a "F" or a "A" for how to reveal it. 

 Water or liquids could smear the ink. 

]]> 2019-04-17 12:30:00 UTC https://padlet.com/ddsd2025/5rdkevgdkt4v/wish/352262864 Invisible Ink oldenburrm03 https://padlet.com/ddsd2025/5rdkevgdkt4v/wish/352320111 Invisible Ink was used to pass notes from spy to spy 

And if the enemies intercept it they can't read it. 



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