Clever schoolboy in casualwear sitting by riverside and opening copybook
Big white shaggy grown clever shepherd dog
Clever school girl using computer monitor at home
Smiling woman playing chess match with clever friends
Smart beautiful clever Asian female thinking
group of clever millennial students preparing to exam
Clever nordic warrior with glasses book and huge axe
Clever man drinking coffee in room of hotel
Clever nordic warrior with glasses book and huge axe
Clever nordic warrior with glasses book and huge axe
Two clever girls playing domino at home
Red-haired teacher smiling and hugging her clever pupil
Clever mixed-race pupil in whitecoat and eyeglasses looking in microscope
Face of young clever confident programmer or software developer in eyeglasses
Clever intercultural teenage couple sitting by desk and reading book
Clever guy in casualwear scrolling in tablet while surfing in the net
Clever guy in denim shirt and black jeans reading by bookshelf
Dog training concept - clever dog looking to his owner
Clever multiethnic schoolgirl explaining something and looking at laptop screen
Clever girl in eyeglasses and casualwear looking at one of classmates at break
Clever schoolboy with tablet looking at classmate and explaining grammar rule
Clever little girl pointing at interactive board during presentation
Two clever classmates in casualwear connecting parts of robot together
Red-haired teacher smiling and hugging her clever pupil
Clever schoolgirl in denim casualwear explaining new grammar rules
Clever teenage students of college or highschool looking through paragraph
Group of clever intercultural schoolkids in casualwear watching online video
Clever woman reading book before going to sleep
Clever schoolboy in eyeglasses and checkered shirt making notes in copybook
Clever little schoolchild sitting at desk table using computer
