교육하다(gyo-yuk-ha-da, gyoyukhada)
To teach or provide education to someone; an active act of educating
When to use
Teacher instructing students, Training new employees at a company, Lecturer giving a lecture
The nuance
Use 교육하다 when the subject actively teaches or provides education to others; the subject is the doer of the action.
교육되다(gyo-yuk-doe-da, gyoyukdoeda)
To be educated or trained; a passive state of receiving education
When to use
Student studying at school, Employee receiving training at a company, Soldier undergoing training
The nuance
Use 교육되다 when the subject is the recipient of education or training; the subject is passively educated.