Quotation gallery
Use the big thinker's vocabulary. Use big, bright, cheerful words. Use words that promise victory, hope, happiness, pleasure, avoid words that create unpleasant images of failure, defeat, grief.
David. J. Schwartz
Regional Olympiad among teachers of chemistry
October 15, 2019 at NKSU named after M. Kozybaev at the Department of "Chemistry and Chemical Technology" hosted an Olympiad among chemistry teachers in urban and regional educational institutions.
Кафедра хихт
19.10.2019