didactically

adjective

1. used or intended for teaching or instruction
2. morally instructive, or intended to be so
3. too much inclined to teach others; boringly pedantic or moralistic

Origin: Gr didaktikos, apt at teaching < didaskein, to teach, prob. redupl. < IE base *dens-, wisdom, to teach, learn > Avestan dīdainghē, I am taught