Update your Google Classroom Banner with these bright, glittery April Header pictures. Quickly and easily decorate your digital learning platform with one of these images.*Please note, Google Classroom does automatically place a darker filter on top of all pictures, and this, unfortunately, cannot be undone.How do I upload a picture to my Google Classroom? Simply go to the class or section. Look at the current header and click on the bottom-right corner's "Select Photo." Simply choose one o