DIY Emerging Ghost Magic! 👻 Steps: 1. Add 5-8 vitamin C tablets to the bowl 2. Crush the vitamin C tablets using a spoon 3. Add 70ml warm water and stir evenly 4. Take out the paintbrush and dip it in the vitamin C solution 5. Draw a ghost pattern on the cardboard and wait patiently for the cardboard to dry 6. Spray iodine solution on the cardboard, and your ghost will emerge! The Science: This uses a classic redox reaction! Vitamin C (ascorbic acid) is a powerful reducing agent that converts i