The main image used in this poster is a clock. I think that the image effectively communicate the point of the poster because in order to become an excellent students you have to be on time.these colors is good for the word excellence the color is gold and if you are becoming an excellent student you will reach for a gold medal.The word is located in the middle at the bottom because it is right next to where the picture is at. The font is good because it is very big and visable and easy to understand.