Female teacher stands at chalkboard and explains rules of addition in elementary school. Caucasian schoolmaster writes simple examples of sum with black marker on whiteboard.
Contributor: _vsevolod
ID : 304987646
Keywords
teacher, addition, calculate, whiteboard, marker, primary, elementary, school, education, writing, handwritten, classroom, calculation, number, 1, plus, 2, summing, three, sum, 4, learn, mathematic, class, lesson, blackboard, cognition, caucasian, hand, woman, standing, equation, answer, concept, example, count, simple, pen, basic, symbol, indoor, arithmetic, holding, kindergarten, showing, problem, solve, female, person, attentiveRelated items
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