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    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom
    Junior high students talking at stairs — Stock Photo
    Junior high students talking at stairs
    Junior high students hanging out on stairs — Stock Photo
    Junior high students hanging out on stairs
    Portrait confident junior high school boy studying in classroom — Stock Photo
    Portrait confident junior high school boy studying in classroom
    Junior high students descending stairs — Stock Photo
    Junior high students descending stairs
    Junior high students using computer in computer lab — Stock Photo
    Junior high students using computer in computer lab
    Female science teacher and students in laboratory classroom — Stock Photo
    Female science teacher and students in laboratory classroom
    Girl students conducting scientific experiment in chemistry laboratory classroom — Stock Photo
    Girl students conducting scientific experiment in chemistry laboratory classroom
    Portrait smiling, confident junior high school girl student with headphones at desk in classroom — Stock Photo
    Portrait smiling, confident junior high school girl student with headphones at desk in classroom
    Junior high students raising hands — Stock Photo
    Junior high students raising hands
    Junior high school boy opening notebook at desk in classroom — Stock Photo
    Junior high school boy opening notebook at desk in classroom
    Junior high students using computers in computer lab — Stock Photo
    Junior high students using computers in computer lab
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom
    Junior high school students with hands raised in classroom — Stock Photo
    Junior high school students with hands raised in classroom
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Junior high students at computers watching teacher at projection screen in classroom — Stock Photo
    Junior high students at computers watching teacher at projection screen in classroom
    Teacher helping junior high students using computer in computer lab — Stock Photo
    Teacher helping junior high students using computer in computer lab
    Surprised, curious students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Surprised, curious students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Enthusiastic female teacher and junior high school students in classroom — Stock Photo
    Enthusiastic female teacher and junior high school students in classroom
    Portrait of smiling, confident junior high school girl in classroom — Stock Photo
    Portrait of smiling, confident junior high school girl in classroom
    Junior high students using computers in computer lab — Stock Photo
    Junior high students using computers in computer lab
    Female teacher and students examining DNA model in classroom — Stock Photo
    Female teacher and students examining DNA model in classroom
    Junior high students descending stairs — Stock Photo
    Junior high students descending stairs
    Curious students examining liquid in beaker, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious students examining liquid in beaker, conducting scientific experiment in laboratory classroom
    Portrait of smiling schoolgirls — Stock Photo
    Portrait of smiling schoolgirls
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom — Stock Photo
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom
    Students putting books in drawe — Stock Photo
    Students putting books in drawe
    Junior high students using computer in computer lab — Stock Photo
    Junior high students using computer in computer lab
    Surprised students conducting scientific experiment, watching chemical reaction in classroom laboratory — Stock Photo
    Surprised students conducting scientific experiment, watching chemical reaction in classroom laboratory
    Focused junior high school student using highlighter, doing homework in classroom — Stock Photo
    Focused junior high school student using highlighter, doing homework in classroom
    Surprised students conducting scientific experiment, watching chemical reaction in classroom laboratory — Stock Photo
    Surprised students conducting scientific experiment, watching chemical reaction in classroom laboratory
    Focused junior high school girl student doing homework at desk in classroom — Stock Photo
    Focused junior high school girl student doing homework at desk in classroom
    Junior high students in library — Stock Photo
    Junior high students in library
    Junior high school boy student doing homework in classroom — Stock Photo
    Junior high school boy student doing homework in classroom
    Smiling male teacher leading lesson in classroom — Stock Photo
    Smiling male teacher leading lesson in classroom
    Junior high students hanging out, talking — Stock Photo
    Junior high students hanging out, talking
    Junior high school students listening in classroom — Stock Photo
    Junior high school students listening in classroom
    Students examining DNA model in classroom laboratory — Stock Photo
    Students examining DNA model in classroom laboratory
    Male teacher helping junior high school students at desk in classroom — Stock Photo
    Male teacher helping junior high school students at desk in classroom
    Portrait confident junior high students on stairs — Stock Photo
    Portrait confident junior high students on stairs
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom — Stock Photo
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom
    Girl drawing bar graph — Stock Photo
    Girl drawing bar graph
    Junior high school students studying at desk in classroom — Stock Photo
    Junior high school students studying at desk in classroom
    Curious girl students conducting scientific experiment in laboratory classroom — Stock Photo
    Curious girl students conducting scientific experiment in laboratory classroom
    Portrait of happy school students — Stock Photo
    Portrait of happy school students
    Female teacher and girl students examining molecular structure in classroom — Stock Photo
    Female teacher and girl students examining molecular structure in classroom
    Junior high students — Stock Photo
    Junior high students
    Male teacher leading lesson at touch screen in classroom — Stock Photo
    Male teacher leading lesson at touch screen in classroom
    Male teacher leading lesson at touch screen in classroom — Stock Photo
    Male teacher leading lesson at touch screen in classroom
    Portrait confident junior high female students on steps — Stock Photo
    Portrait confident junior high female students on steps
    Junior high students studying — Stock Photo
    Junior high students studying
    Junior high students walking and talking in corridor — Stock Photo
    Junior high students walking and talking in corridor
    Junior high school boy students using digital tablets at desk in classroom — Stock Photo
    Junior high school boy students using digital tablets at desk in classroom
    Boys with basketball ball on schoolyard — Stock Photo
    Boys with basketball ball on schoolyard
    Smiling junior high school students at desk in classroom — Stock Photo
    Smiling junior high school students at desk in classroom
    Junior high girl students walking in library — Stock Photo
    Junior high girl students walking in library
    Junior high students talking on stairs — Stock Photo
    Junior high students talking on stairs
    Male science teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students conducting scientific experiment in laboratory classroom
    Female geography teacher with globe teaching lesson in classroom — Stock Photo
    Female geography teacher with globe teaching lesson in classroom
    Junior high students walking in corridor — Stock Photo
    Junior high students walking in corridor