Materials:

• Half a lemon/lemon juice
• A few drops of water
• A spoon
• A bowl
• Q-tip
• Paper
• A lamp/lightbulb/flashlight

Instructions:

1. With some adult help, squeeze out the lemon or pour out 2 tablespoons of lemon into your bowl.
2. Add a few drops of water into the bowl, then mix with your spoon.
3. Using the Q-tip, write your secret message onto the paper.
4. Wait for your message to fully dry, then put it up to a light to uncover your message!