Blackboard with a formula writing
Blackboard with a formula writing
Size: 5616px × 3744px
Location: Cork, Ireland
Photo credit: © Wavebreakmedia Ltd PH06 / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: ?, aged, backgroundboard, blackboard, board, chalk, chalkboard, child, childhood, class, classroom, college, education, formula, frame, information, kid, learn, message, people, school, schoolchild, sign, space, square, study, teach, text, texture, university, vintage, writing
