Ώρα για απάντηση. Νέος ελκυστικός καθηγητής κολεγίου επισημαίνει στο μαθητή που θέλει να απαντήσει στην ερώτηση - Φωτογραφίες & Εικόνες Αρχείου

Quick quiz. Lecturer turns around and asks a few simple questions to all the students

Thorough explanation. Young male college professor is busy with explaining the lecture he has given

Lecture in progress. Nice-looking intelligent lecturer is writing math formulas

Enthusiastic Teacher Explains Lessons and Asks Questions from a Classroom Full of Bright Diverse Children. In Elementary School Group of Smart Multiethnic Kids Learning Science and Creative Thinking

Desire to answer. Female young student in a group raises her arm in order to answer the question

Brief revisal. Young male college professor is busy with explaining and revising the lecture he has given

Education, elementary, teaching, math and people concept - group of school kids and teacher writing mathematic task on green chalkboard in classroom

Love your job. Smiling kind teacher explaining sums standing near the blackboard in the classroom.

Counting in class. Smart school girl speaking and writing on a board in front oh the class.

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

Sea of hands. Sea of raised hands of little pupils during classes and happy teacher

Teacher feeling satisfied. Dark-skinned beautiful teacher feeling satisfied with work of pupils

Writing for everyone. Attractive female teacher is busy writing on the whiteboard during the lesson

Lesson in progress. Young female teacher is looking down at her textbook and checking her pupils presence