ID 143667698 © Guble | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
school board wooden frame blackboard background business grunge retro pattern vintage texture chalkboard chalk black blank classroom education empty space wood message class advertising antique billboard copy dust horizontal learn old smudge teach write announcement color drawing educate lesson presentation studying textured work copyspace