Select Fact or Opinion for each statement from "Make Your Own Microscope."
"I bought the rest of it right there at the mall, and I paid a grand total of $7.99 for
everything.
"The best thing about making a smartphone microscope is that it costs almost
nothing.
"I was able to keep the money I would have spent in my bank account, where it is
earning interest every day."
"Finally, this whole process left me with a terrific tool.”