Edukacja, Szkoła podstawowa, nauka, matematyka i pojęcie ludzi-bliska małej uczennicy z nauczycielem pisania na kredę i rozwiązywania zadań w klasie - Zdjęcie stockowe & obraz

Enjoying learning. Happy smiling girl doing sums near the school board with the help of her teacher.

Education, elementary school, learning, math and people concept - close up of little schoolboy with teacher writing on chalk board and solving task in classroom

Little girl writing on green chalkboard in kindergarten

Teacher points at chalkboard with elementary equations, one student raising hand to answer the solution

A teacher with long hair stands near a blackboard with a student writing in chalk.

Students answering the teacher's question in a maths lesson.

Education, elementary school, learning and people concept - group of school kids with pens and notebooks writing test in classroom

Education, learning and people concept - happy student girl with book at school lesson

Education, high school, learning and people concept - sad student girl with bad test result and teacher in classroom