If you had a cool teacher in your 4th grade, think again because this guy is the real deal. In this clip, Mr. Reed is clearly the “cool teacher’ on campus. Instead of sending out the boring, old, “Welcome Back” newsletter, Mr. Reed, a first year teacher from Chicago, wrote a rap song for his 4th grade students, and recorded a music video to go along with it! This guy’s passion is really amazing. Watch this clip !