Lesson 2 - How common is this problem? Can it happen to me?
Lesson 3a - Where are the bacteria around us?
Lesson 3a- Where are the bacteria around us?
Lesson 4 - How are we using antibiotics?
Lesson 3b - How do our petri dish sample compare?
Lesson 5 - How do bacteria grow?
Lesson 6 - How do bacteria grow in a simulated environment?
Lesson 8a - How do antibiotics affect bacteria when they are put together?
Lesson 9 - What is happening inside Addie?