instruction vs didactics

instruction and didactics both are nouns.

Word	Noun	Adjective	Verb	Adverb
instruction	Yes	No	No	No
didactics	Yes	No	No	No

As nouns, instruction and didactics are synonyms defined as:

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

Other synonyms of instruction include education, educational activity, pedagogy, teaching.

instruction (noun)	didactics (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