View the full image 8th grade K of C Poster Contest WInners! View the full image 6th grade K of C Poster Contest Winners! View the full image 7th grade K of C Poster Contest Winners! Pictured are the class winners of the Knights of Columbus Poster Contest! The themes this year were: 8th grade, the dangers of social media; 7th grade, service and vocations; and 6th grade, drug and alcohol awareness.