Usages of como si
Si tuviera más tiempo, editaría todos mis apuntes como si fueran un libro de ejercicios.
If I had more time, I would edit all my notes as if they were an exercise book.
Mi hermano estudia como si nada.
My brother studies as if nothing had happened.
Elon.io is an online learning platform
We have an entire course teaching Spanish grammar and vocabulary.