A woman teaches how to use a microscope in a classroom and demonstrates.
A woman in a classroom demonstrating how to use a microscope.
A teacher is setting up a microscope on her desk.
A lady is adjusting a microscope to explain the functions.
The woman stands in front of a class as she explains a demonstration with a microscope.
A woman demonstrates adjusting a microscope on a desk.
A woman in a classroom instructing how to use a microscope.
A woman is adjusting a microscope that is sitting on a table at the head of a class.
An instructor guides students on how to use a microscope.
A women in a classroom talking to her class about how to use the microscope.