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E-library concept. Person use laptop with virtual E-book icons for electronic books online, knowledge base on internet, digital library or e-library.
Asian boy stressed homework studying with hands on head, tired expression shows school pressure from parents, education overload with books, online learning, academic pressure and homework frustration
Creative poster pop banner 3d collage photo of mouth smile book encyclopedia reader bookworm hobby teeth dentistry concept
The study of a society or social group, sociology, academic research, culture studies, community analysis, human behavior
Caucasian teen girl college student taking online training class on laptop computer, woman sitting at university table. Virtual education webinar, remote study, distance academic learning.

Free stock photosstudying knowledge (282)