Steve Spangler Science: Secret Message – FriXion Pen

Make a message appear or vanish using a special heat and friction activated ink.

Give someone special a note that requires heat to decode the message.  You won’t believe what the ink in this pen will do. Your message can appear or vanish on command… and most people don’t even know that the ink works this way.


Science Topics
Chemistry, Heat
K-6
Kindergarten, 1st Grade, 2nd Grade, 3rd Grade, 4th Grade, 5th Grade, 6th Grade

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