1, white gum and effervescent tablets
Mix white gum with water, then add one or several effervescent tablets and stir.
2. Edible alkali and shower gel
Put a proper amount of edible alkali and shower gel into a container, stir well, wait for a few minutes, and then make styrofoam.
3. Toothpaste containing edible alkali
Mix a proper amount of toothpaste with edible alkali, add a small amount of water and stir well.
4. Shampoo and edible alkali
Mix shampoo and edible alkali, add some water and stir well.
5. Soapy water and corn starch
Mix corn starch with a little water in a bowl, then add a spoonful of soapy water and stir gently until foam is formed.
6. Coca Cola with toothpaste
Mix a proper amount of toothpaste with Coca-Cola and stir well.