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Focused junior high school girl student doing homework in classroom

Focused junior high school student doing homework in classroom

Confident junior high school girl student doing homework in classroom

Junior high school girl students studying at desk in classroom

Focused junior high school boy doing homework in classroom

Portrait confident junior high school girl student doing homework in classroom

Portrait confident junior high school girl student doing homework in classroom

Focused junior high school girl student doing homework in classroom

Portrait smiling, confident junior high school girl student studying in classroom

Focused junior high school girl student doing homework at desk in classroom

Portrait confident junior high school girl student leaving classroom

Portrait smiling, confident junior high school girl studying in classroom

Junior high school students studying in classroom

Portrait smiling, confident junior high school girl student doing homework in classroom

Portrait smiling, enthusiastic junior high school girl student with braces in classroom

Eager junior high school students with hands raised in classroom

Eager junior high school students with hands raised in classroom

Junior high school students enjoying lesson at desks in classroom

Smiling junior high school students listening in classroom lesson

Junior high school students studying at desks in classroom

Junior high school students with hands raised in classroom

Teacher helping junior high school students at desk in classroom

Curious junior high school students looking at globe in classroom

Female teacher and junior high school girl students studying at desk in classroom

Enthusiastic female teacher and junior high school girl students in classroom

Focused junior high school boy student using highlighter, doing homework in classroom

Focused girl student assembling circuit board in classroom

Junior high school boy student doing homework in classroom

Portrait confident junior high school boy studying in classroom

Portrait confident junior high school girl student doing homework in classroom

Junior high school girl student doing homework at desk in classroom

Junior high school students doing homework at desks in classroom

Junior high school boy placing notebook in backpack in classroom

Portrait smiling, confident junior high school girl in classroom

Junior high school boy student doing homework in classroom

Portrait smiling, confident junior high school girl in classroom

Junior high school girl student with hand raised in classroom

Portrait smiling, confident junior high school girl student with headphones at desk in classroom

Portrait confident elementary age boy doing homework in classroom

Focused junior high school girl student using digital tablet in classroom

Junior high school students in classroom

Smiling junior high school girl students at desk in classroom

Junior high school girl students with backpacks in classroom

Focused junior high school girl student listening in classroom

Female teacher helping junior high school girl students doing homework at desk in classroom

Focused boy student assembling electronics in classroom

Curious, smiling girl students listening in classroom

Smiling, eager girl student asking a question in classroom

Portrait confident junior high school boy student doing homework in classroom

Eager girl students raising arms behind microscopes in laboratory classroom

Junior high school girl student using computer in classroom

Portrait confident girl student researching at computer in library

Junior high school boy opening notebook at desk in classroom

Focused junior high school boy with headphones in classroom

Curious junior high school girl student looking at map on computer in classroom

Portrait smiling, confident junior high school girl student using digital tablet in classroom

Teacher helping junior high school students at desk in classroom

Curious, focused boy examining computer chip in classroom

Curious girl student examining DNA model in classroom

Junior high school boy student using virtual reality simulator glasses in classroom

Male teacher helping junior high school girl students at desk in classroom

Female teacher and junior high school girl students at desk in classroom

Smiling girl students assembling computer in classroom

Girl students assembling computer in classroom

Boy student programming at computer in dark classroom

Focused girl students soldering circuit boards in classroom

Junior high school students participating with hands raised in classroom

Portrait smiling, confident junior high school boy student studying at desk in classroom

Pensive girl students examining DNA model in classroom laboratory

Curious girl examining molecule model in classroom

Portrait smiling, confident junior high school girl writing in notebook in classroom

Portrait smiling, confident girl student programming at computer in classroom

Portrait smiling, confident girl student holding robot

Smiling girl student asking a question behind microscope in classroom laboratory

Portrait smiling, confident girl student solving physics equation at whiteboard in classroom

Portrait smiling, confident girl student solving physics equations at whiteboard in classroom

Junior high school students listening in classroom

Girl student using microscope in classroom

Girl student examining DNA model in classroom

Girl student examining DNA model in classroom

Portrait confident junior high school boy studying in classroom

Curious girl student examining molecular structure in classroom

Portrait confident girl student next to molecular structure in classroom

Curious girl student holding molecule model in classroom

Girl student using microscope, conducting scientific experiment in laboratory classroom

Girl student using microscope, conducting scientific experiment in laboratory classroom

Girl student using microscope, conducting scientific experiment in laboratory classroom

Focused boy student in goggles soldering circuit board in classroom

Focused boy student soldering circuit board in classroom

Focused boy student programming at computer in dark classroom

Junior high school girl students using computer in classroom

Junior high school students at desks in classroom

Junior high school girl students using digital tablet in classroom

Focused boy student assembling computer in classroom

Focused boy student using microscope in classroom

Girl students studying at computers in library

Students talking at table in library

Girl students researching, using computer in library

Focused boy student examining molecular structure in laboratory classroom

Focused boy student reading textbook at microscope in laboratory classroom

Students assembling robotics in classroom

Curious boy examining DNA model in classroom

Girl students assembling robotics in classroom

Students soldering circuit board in classroom

Happy, laughing junior high school girl student in classroom

Male science teacher and students conducting scientific experiment in laboratory classroom

Male teacher and students watching chemical reaction, conducting scientific experiment in laboratory classroom

Portrait confident girl student using computer in library

Portrait smiling, confident girl student researching at computer in library

Junior high school boy students talking in classroom

Molecular structure hanging in classroom

Girl student holding molecular structure at microscope in laboratory classroom

Male teacher helping girl student at microscope in laboratory classroom

Pensive girl student conducting science experiment in classroom laboratory

Science teacher helping girl student at microscope in classroom laboratory

Laughing girl student at microscope in laboratory classroom

Curious girl student examining molecular structure in laboratory classroom

Girl student conducting scientific experiment in laboratory classroom

Junior high school boys using digital tablet in classroom

Girl student examining pink liquid, conducting scientific experiment in laboratory classroom

Male teacher and smiling girl student conducting scientific experiment at microscope in laboratory classroom

Portrait smiling, confident girl student next to DNA model in classroom

Female science teacher and girl student writing at whiteboard in classroom

Portrait smiling, confident girl student conducting scientific experiment at microscope in laboratory classroom

Portrait smiling, confident girl student using microscope, conducting scientific experiment in laboratory classroom

Close up profile girl student using microscope, conducting scientific experiment

Focused junior high girl student using computer in computer lab

High school girl students with hands raised during lesson in classroom

Focused junior high boy student using computer in computer lab

Junior high students using computers in computer lab

Junior high school boy students using virtual reality simulators in classroom

Junior high school boy students using digital tablets at desk in classroom

Smiling girl students researching at computer in laboratory classroom

Portrait of female student, sitting at desk in classroom, smiling

Focused boy students using digital tablet at microscope in laboratory classroom

Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom

Female student, sitting at desk in classroom, smiling

Female student, sitting at desk in classroom, writing

Portrait of female student, sitting at desk in classroom

Female student, sitting at desk in classroom, writing

Boy student examining DNA model in classroom

Female high school teacher helping girl student doing homework in classroom

Portrait smiling girl student sitting in classroom during lesson

Curious junior high school boys using virtual reality simulators in classroom

Smiling boy student assembling DNA model in classroom

Boy student examining DNA model in laboratory classroom

Serious boy student holding molecular structure in classroom

Boy student using microscope, conducting scientific experiment in laboratory classroom

Students examining DNA model in classroom laboratory

Curious students examining DNA model in classroom

Students conducting scientific experiment in laboratory classroom

Portrait playful girl student holding molecular structure on head at microscope in laboratory classroom

Portrait of schoolgirl in classroom

Junior high school girl student using digital tablets at desk in classroom

Junior high school girl student removing headphones from backpack in classroom

Junior high school student raising hand, asking a question during lesson in classroom

Girl students using microscope, conducting scientific experiment in laboratory classroom

Students watching chemical reaction, conducting scientific experiment in laboratory classroom

Girl students using microscope, conducting scientific experiment in laboratory classroom

Girl students using microscope, conducting scientific experiment in laboratory classroom

Boy student conducting scientific experiment at microscope and computer in laboratory classroom

Male teacher and boy student conducting scientific experiment in laboratory classroom

Smiling girl students examining liquid in test tube, conducting scientific experiment in laboratory classroom

Male science teacher and students laughing, conducting scientific experiment in laboratory classroom

Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom

Teenage boy using laptop in classroom

Teenage boy using laptop in classroom, portrait

Group of schoolchildren with hands raised in classroom

Female teacher and girl student conducting scientific experiment at microscope in laboratory

Focused high school girl student studying in classroom

Junior high school boy students using virtual reality simulators in classroom

High school girl student doing homework at table in classroom

High school boy student taking notes, writing in notebook in classroom

Girl student examining and touching molecular structure in classroom

Curious girl student examining molecular structure in classroom

Junior high students using computer in computer lab

Colored pencils on desk in classroom

Student painting in classroom

High school student studying, writing in notebook during lesson in classroom

Row of schoolchildren working in class

Close up of schoolchildren working in class

Focused students using computer in dark classroom

High school students watching female teacher leading lesson at projection screen in classroom

High school girl students talking at table in classroom during lesson

中学生

Junior high school girl students studying at desk in classroom

Portrait confident junior high school students in classroom

Junior high school students using computer in classroom

Teacher helping junior high school students at desk in classroom

Junior high school students using futuristic touch screen in classroom

Active pupils at classroom

Attentive pupils at classroom

Student finger painting in classroom

Female student, sitting at desk in classroom, writing

Female student, sitting at desk in classroom, thinking

Focused girl student programming robotics at laptop in classroom

Students programming at computer in classroom

Portrait of female student, sitting at desk in classroom

Curious junior high school boy student using virtual reality simulator in classroom

Focused high school girl student taking exam at desk in classroom