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Article: Make your own ... invisible ink!(MadLab)
- Article from:
- Kidsworld Magazine
- Article date:
- March 22, 2009
CopyrightCOPYRIGHT 2009 MIR Communications. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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If you like spies, chances are you've thought about getting some invisible ink to send top-secret messages to all your friends. Lucky for you, invisible ink isn't high-tech, classified equipment-in fact, you can make it with just a few ingredients you probably have in your own home. Make sure your friends know how to crack the code before you start!
What you'll need:
1. 1/4 cup lemon juice
2. 1 fine-tipped paint brush
3. 1 piece of computer paper
4. 1/4 tbsp table salt
5. 1 paper towel or soft re-usable cloth
6. 1 wax crayon in a dark colour, like
red or black
What to do!
1. Thoroughly wet the tip of your paintbrush in the
lemon juice.
2. Using ...