Secret Message – Sick Science #067
Learn more at http://www.stevespanglerscience.com/experiment/secret-message-heat-friction-ink Give that special someone a note that requires the heat of a romantic candle 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.
Want more experiments like this? Check out http://www.stevespanglerscience.com/product/fire-bubbles-exploding-toothpaste-book
Sick Science™ is a trademark of Steve Spangler, inc.
© 2011 Steve Spangler Science all rights reserved
Dry Ice Floating Bubble – Sick Science! #058
Magic Traveling Flame – Sick Science! #011
Oozing Pumpkin – Sick Science! #060
Why Does Water Rise? – Sick Science! #001
How useful was this post?
Click on a star to rate it!
Average rating 0 / 5. Vote count: 0
No votes so far! Be the first to rate this post.
We are sorry that this post was not useful for you!
Let us improve this post!
Tell us how we can improve this post?
What if you accidentally put the fire on the paper