20-24 years, brunette

education, cell phone

rear view, teenage girl

tee-shirt, culture

teenage girl

rear view, teenage girl

laboratory equipment

14-15 years, 16-17 years

mathematics, 20-24 years

18-19 years

teenage girl, 18-19 years

curiosity, jealousy

teenage girl

teenage girl, research

12-13 years

education, research

start-up, university

burnout, 18-19 years

park, high rise, long hair

college life

youth, young

pink, girl, father

6-7 years, creativity

young adult, skirt, tree

teenage girl, chignon

teenage girl, 18-19 years

librarian, 30-34 years

gray background, siblings

determination, 12-13 years

back to school

education, 12-13 years

teenage girl, 18-19 years

teenage girl, 18-19 years

adult, friendship

summer, leisure, serious

tiredness

literature, gymnasium

teenage girl, 18-19 years

teenage girl, window

teenage girl, 18-19 years

teacher, 20-24 years

teenage girl, helping

teenage girl, window

rear view, teenage girl

high school student

teenage girl, 18-19 years

20-24 years, reference

youth, young, attentiveness

Student studying textbook

rear view, teenage girl