Zamyślony nastolatek uczennica trzyma ołówek i patrząc na laptopa w pobliżu zamazany przyjaciel w klasie, baner - Zdjęcie stockowe & obraz

Smart teenager student male taking exam, answers lesson, talking looking at camera, classroom with study students background. High school, education, youth concept

Selective focus of cruel schoolboy bullying classmate at school isolated on black

Education, school and people concept - portrait of happy smiling boy in red polo t-shirt with toy wind turbine over classroom background

Education, school and people concept - portrait of sad thinking boy in red polo t-shirt over classroom background

School, education and people concept - portrait of happy smiling student boy in red polo t-shirt over empty classroom background

Teenager bullying African American boy indoors

Smart teenager student male taking exam, answers lesson, talking looking at camera, classroom with study students background. High school, education, youth concept

Joyful boy looking at camera while asian classmate writing on blurred background, banner

Excited middle aged teacher laughing with closed eyes near happy multicultural pupils, banner

Cheerful teacher holding book near redhead astonished boy, banner

Multiethnic pupils writing in notebooks during lesson, banner