![]() ![]() ![]() Use your paintbrush to brush the cranberry or grape juice over your secret message.īaking soda has a pH of 8, which means it is a base.Use your cotton swab to write a secret message on your paper.Mix equal parts of baking soda and water together (I used 1 tablespoon of each).Do you want to write cool, invisible messages to your friends and family members? Well, this is easier than you might think! All you need to do is gather a few items from around the house and you can make your own invisible ink! ![]()
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