1 participants

Age Range

6 years old


Countertop chemistry experiment that can be used for potions class.


Troll blood (red cabbage and vinegar blended)

Flobberworm Slime (dishsoap)

Powdered Root of Asphodel (flour and cinnamon)

Ground Unicorn horn (baking soda and glitter)


Students decide on one dry ingredient, and place it in a bowl or cauldron. Add a few drops of flobberworm slime, and then add the troll blood. If the mixture fizzes, that person has a secret!


Finding Hogwarts

The Leaky Cauldron is not associated with J.K. Rowling, Warner Bros., or any of the individuals or companies associated with producing and publishing Harry Potter books and films.