- Mix equal amounts of baking soda and water in a small cup.
- Write your secret message on paper using the mixture and the paintbrush.
- Wait for the paper to dry, then pass the note to your friend.
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This fun science activity will show you how to write secret messages with invisible ink -and how to reveal them again!
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Duration: 2:29
Posted: Mar 26, 2020
Posted: Mar 26, 2020
1. Squeeze the juice of half of a lemon into a bowl. ; 2. Add 1⁄2 tablespoon (7.4 ml) of water to the bowl. ; 3. Dip a cotton swab in the lemon juice and write ...
Be a secret agent and write invisible ink messages using a few basic items you can find around the house in this fun science experiment. You Will Need:.
Using a cotton swab or something similar, write or draw out your message on a piece of paper. While the ink is still wet, you'll be able to see what you're.
Duration: 4:39
Posted: Nov 6, 2020
Posted: Nov 6, 2020
Sep 9, 2018 · Homemade invisible ink that glows! This stuff is so fun to do treasure maps and secret messages with for kids! Tie it into a science lesson ...
Write a secret message on the yellow paper! To do this, dip the paintbrush or cotton swab into the turmeric solution then brush it onto the paper in your ...
May 12, 2020 · Invisible ink was used during the Revolutionary War to carry secret messages! Their notes could be brushed over with another chemical or heated ...
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