instruction vs educational activity

instruction and educational activity both are nouns.

Word	Noun	Adjective	Verb	Adverb
instruction	Yes	No	No	No
educational activity	Yes	No	No	No

As nouns, instruction and educational activity are synonyms defined as:

instruction and educational activity: the activities of educating or instructing; activities that impart knowledge or skill

Other synonyms of instruction include didactics, education, pedagogy, teaching.

instruction (noun)	educational activity (noun)
the profession of a teacher	the activities of educating or instructing; activities that impart knowledge or skill
the activities of educating or instructing; activities that impart knowledge or skill
(computer science) a line of code written as part of a computer program
a message describing how something is to be done