Учитель математики пишет мелом на школьной доске пространство для копирования. - Стоковое фото и изображение

A man's hand with chalk on a green blackboard background copy the space.

Ready for learning. successful businessman in jacket. back to school. male writing on blackboard. knowledge ay concept. man looking smart in glasses. Science and education.

Take placement test. Teacher wanted. Teachers enlighten path of success. Teacher explain topic. Man teacher in front of chalkboard copy space. Announcement of free courses. Advertisement concept.

Ready for learning. successful businessman in jacket. back to school. male writing on blackboard. knowledge ay concept. man looking smart in glasses. Science and education.

Office clothes and fashion concept. ready for learning. successful businessman in jacket. back to school. male writing on blackboard. knowledge ay concept. man looking smart in glasses.

Green chalkboard

A female teacher writes with chalk on blackboard close up.

Mathematics teacher writes in chalk on a blackboard with his back to the class.

Math teacher writes chalk on blackboard, copy space.

A man's hand and a woman's hand on background of a blackboard. The concept of school love.

A man's hand with chalk on a green blackboard background, copy the space.

A brunette teacher in the classroom at the blackboard writes tasks for students with chalk.

A female teacher writes with chalk on a blackboard close up.

A frustrated teacher leaves her school classroom with a box of personal belongings in her hands.