Usages of der Freitag
Am Freitag gehe ich ins Kino.
On Friday I go to the cinema.
Die Hausarbeit muss bis Freitag abgegeben werden, weil der Abgabetermin fest ist.
The term paper has to be handed in by Friday because the submission deadline is fixed.
Elon.io is an online learning platform
We have an entire course teaching German grammar and vocabulary.