you will need:
container of black current juice
and a cotton ball
1. First you need to get the cotton bud and put it in the lemon juice.
2. Write what you want on the paper.
3.After that you need to hold the paper over the candle.
4. When you see your message take the paper away from the candle.
5.Put the cotton ball into the black current juice.
6. Finally you need to gently put the cotton ball on the paper and move it.
7. Now you have made your invisible ink!