group of children sitting in front of book reading silhouette graphics

3d academic advertisement art background black blank book books brick brickwork bright cheerful child childhood coloring communication computer concept concrete copy creative cut cute development digital diploma draw drawing early education elementary empty face female flare full generated girl graphic grey group happy holding icon idea illustration image isolated knowledge learn learning length lens light medium mixedrace notebook obscured of open out outline papers pen people playtime preschool pupil red room school schoolchild shot sign silhouette sitting smiling space spotlight standing studio symbol university vector wall white