Colorful crumpled paper balls around yellow paper note with question mark. Close up.

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Size: 3800px × 2533px
Photo credit: © Stepan Popov / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: ball, blue, brainstorming, concept, creative, creativity, crisis, crumpled, depression, education, gray, heap, idea, imagination, innovation, inspiration, invention, lined, mark, motivation, paper, people, question, red, solution, stress, success, yellow