Invisible Ink Message!
This class is part of Beanstalk's Spy Camp - an awesome week filled with crafts, music, movement, and adventure! Signing up for this class will automatically register you for all camp classes, but you can attend just the classes you want.
How can we write a message that stays invisible before it arrives? Let's try making our own invisible ink two different ways to see what works best!
Small dish or bowl
Lamp or heat source