backdrop background chalk chalk sticks color colorful creative toy kids toy paint painting school toy blank blank page book copyspace desktop education exercise book graphic homework kids learn letter lined paper lines margin note book page paper render school book school work scrapbooking spiral spiral notebook student texture vector vertical binding workbook write writing pad writing paper creases crumpled holes punch holes white wrinkled aged dirty grunge ink journal lined messy note notebook spatter spill splat splatter stained supply learning notes piece sheet simple stationery study supplies writing abstract advertisement advertising billboard black blackboard board chalkboard communication concept copy space empty grungy nobody old space symbol teach textured used banner colored coloured creased document fill graph illustration marked neutral plain poster rough scrap smooth tissue vellum vintage wallpaper