Homemade microscope 1

Today we studied water samples using laser pens in an experiment inspired by the Crazy Russian Hacker:

https://youtu.be/maE-j9Os-TU




Here's what David & Zena saw:


Anis and Isa saw this:


and this...



Please answer the following questions (in English or Swedish!):

What did you do?

 What did you observe?

What conclusions do you draw?

How do you react to what you saw?

How could we improve this experiment?

email your answers and documentation to gordon@hagaberg.org