The best first place to try on general questions like this is google (or your favorite search engine).
You will find many examples, illustrations, discussions, and videos.
You're sitting at a computer -- use it!
What was the Georgia Platform?
3 answers
Dont assume she/he at a computer because you don't know what device they are using.
It's perfectly possible to run searches on cell phones and tablets, as well as on computers. Please don't assume the student and tutor don't know that.