Great geometry primer on perimeter and area. Listen carefully. Sal explains the concepts so you'll understand them. Practice this lesson yourself on ...
This is CS50.
САМЫЕ КРУТЫЕ КОФТЫ/ФУТБОЛКИ/СВИТШОТЫ: http://artofwar.myprintbar.ru/ ВМФ РФ планируется усилить новым многоцелевым тяжё...
http://www.ted.com Every morning we wake up and regain consciousness -- that is a marvelous fact -- but what exactly is it that we regain? Neuroscientist ...
In this YouTube Red Original Movie, two brothers — a responsible high school student trying to impress a girl and a stunted, mid-twenties party type who needs ...