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Schoolboy writing chemical formulas on chalkboard in classroom
Stock Photo
ID:
68757
Children doing chemical research in laboratory. Dangerous experiment
Teacher with pupil at chemistry lesson in classroom
Child doing chemical research in laboratory. Dangerous experiment
Schoolchild making experiment at table in chemistry class
Teacher with pupils at chemistry lesson in classroom
Child doing chemical research in laboratory. Dangerous experiment
Teacher with pupil making experiment at table in chemistry class
Schoolboy writing chemical formulas on chalkboard in classroom
Schoolboy holding flask and notebooks near chalkboard with chemical formulas
Smart pupils making experiment in chemistry class
Children doing chemical research in laboratory. Dangerous experiment
Smart pupils making experiment in chemistry class
Schoolboy holding flask near chalkboard with chemical formulas
Schoolgirl looking through microscope and her classmates at chemistry class
Smart pupils making experiment in chemistry class
Schoolboy writing chemical formulas on chalkboard in classroom
Child doing chemical research in laboratory. Dangerous experiment
Schoolchild making experiment at table in chemistry class
Schoolchild making experiment at table in chemistry class
Smart pupils making experiment in chemistry class
Child doing chemical research in laboratory. Dangerous experiment
Schoolchild making experiment at table in chemistry class
Schoolchild making experiment at table in chemistry class
Teacher with pupil making experiment at table in chemistry class
Teacher with pupil making experiment at table in chemistry class, focus on flask
Teacher with pupil at chemistry lesson in classroom
Schoolboy holding flask and notebooks near chalkboard with chemical formulas
Schoolboy writing chemical formulas on chalkboard in classroom
Children doing chemical research in laboratory. Dangerous experiment
Schoolgirl writing chemical formulas on chalkboard in classroom
Child doing chemical research in laboratory. Dangerous experiment
Smart pupils making experiment in chemistry class
Child doing chemical research in laboratory. Dangerous experiment
Child doing chemical research in laboratory. Dangerous experiment
Teacher with pupils at chemistry lesson in classroom
Teacher with pupils at chemistry lesson in classroom
Schoolchild making experiment at table in chemistry class, closeup
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