![](http://www.alamy.com/thumbs/6/3408D8B9-D8A6-48D6-97B6-80DD864C1DE3/EA0TWT.jpg)
thought bubbles
thought bubbles with questions
Size: 3800px × 3072px
Photo credit: © Zoonar/Ruslan Nassyrov / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: background, black, blackboard, blank, board, bubble, bubbles, chalk, chalkboard, concept, conceptual, creative, creativity, drawing, drawn, education, frame, idea, imagination, innovation, inspiration, mark, problem, question, simplicity, sketch, symbol, thought, white, wood, wooden