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によって lightpoet 6720x4480 px
ストック写真ID: 360765862
Students in a classroom - handsome student solving a math problem on a blackboard during math class
Young teacher or student draw triangle on a blackboard with formula.
Young teacher explaining math formulas written on chalkboard in classroom
Teacher standing near by the blackboard and showing formulas
Young teacher near chalkboard in school classroom talking to class.
Portrait of young teacher crossed arms
Portrait of a very happy young, male college student working on his laptop computer in a classroom/study room/library - expressing joy/success (shallow DOF; color toned image)
Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)
Math teacher by the blackboard during mathclass - detail of the hand with chalk
Handsome college student solving a math problem during math class in front of the blackboard- chalkboard (color toned image)
Pretty young college student erasing the chalkboard/blackboard during a math class (color toned image)
Pretty, young college student writing on the chalkboard/blackboard during a math class
Pretty, young female teacher in front of a classroom
