the man with brown hair is wearing a white shirt
the man with brown hair is using his right hand to point to the screen
a dorky looking teacher
the man pointing to a weird screen
a graph with many different colors
what appears to be a lesson
man with black tie
man with brown hair
man in front of white wall
man extends right hand
different colored squares on picture
man with messy hair
man in a shirt too big for him
man with a black tie
man giving a presentation
man pointing at the graph
pixels in orange and yellow shades
a Caucasian man presenting
a teen giving a presentation
a man in a white shirt
a man with hand stretched out
man in a tie giving a presentation
picture with many squares 
white dress shirt with wrinkles 
white projection screen with a presentation on it
a man in white shirt and tie giving a presentation