Illustrated cartoon of a parade of people waving banner that says San Francisco hearts libraries
Tuesday, 7/13/2021
2:00 - 3:00

Join Librarian Anita for a vivid experiment and explore the pH scale with a vegetable and a variety of liquids. Gather a leaf of red cabbage, water, measuring cups and spoons, baking soda and white vinegar.

Live STEM Lab with SFPL is created by the STEM Challenge Youth Librarian team. Stay STEM-tastic by reading, learning and experimenting at home.