Usages of ensinar
A professora ensina nova gramática todas as semanas.
The teacher teaches new grammar every week.
Amanhã vou ensinar o meu primo a fazer sopa de legumes.
Tomorrow I will teach my cousin how to make vegetable soup.
O Pedro ensina técnica de corrida.
Pedro teaches running technique.
Elon.io is an online learning platform
We have an entire course teaching Portuguese grammar and vocabulary.