2:00 - 2:15
Can you mix enzymes to make a yummy treat? Learn more about yeasts and microbes by creating your own living, breathing, sourdough starter. Gather a jar, flour, water, a fork, and a breathable lid for this bubbly challenge with Librarian Davey.
Tune in to SFPL YouTube or Facebook.
STEM Challenge Yo’Self is created by the San Francisco Public Library from the Youth Librarian STEM team. Stay STEM-tastic by reading, learning and experimenting at home. Gather materials for a new challenge posted weekly at 2pm on Mondays followed by a Live STEM Zoom Lab with SFPL on Tuesdays at 2pm.