Secret agents have been around for thousands of years. Egyptian hieroglyphs show that Pharaohs employed people as secret agents! Secret agents use secret messages to pass on information they've gathered. In this episode of GSC At Home, you'll become a real life secret agent and learn how to send top secret messages!
You'll need a bowl, a lemon, some cotton buds, white paper, an iron and adult to supervise and help you with the ironing.
This video is suitable for all the family, but remember to ask an adult's permission and get them to do the ironing. Watch on YouTube.