foldscope
Caily asks Jax for help figuring out why her fish Fabio isn’t feeling well. He encourages her to look at a sample of Fabio’s fish tank water under a Foldscope (a paper microscope!), and Reese’s research catches the culprit: pesky protozoa. Kami asks the girls for help with Dev, who is terrified that Parchment Pond is haunted by glowing ghosts, but a microscope reveals the truth.
https://www.youtube.com/watch?v=H3jQHAz0Ezg&feature=youtu.be
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