Vážný muž učitel v formální oblečení drží dřevěný ukazatel před tabuli s rovnicemi - Stock fotografie a obrázky

Handsome male teacher in formal wear holding wooden pointer and explaining equations in class

Smiling male teacher in formal wear holding wooden pointer in front of chalkboard with equations

Focused male teacher in formal wear looking at camera and holding wooden pointer in front of chalkboard with equations

Male teacher in formal wear and glasses holding wooden pointer and explaining equations in class

Handsome male teacher holding glasses and looking at camera in maths class

Caught on cheating. Man formal wear classic suit looks smart, chalkboard background. Man noticed cheating during exam test lesson. Teacher wondered of unfair behaviour holds book in hand.

Students studying and testing lesson from teacher in classroom at university. Beautiful background. Successful tutors build strong personal relationships with their students. Back to school

Frowning guy holding open book in his hand. Anxious young professor giving explanations to students.

Crumpled paper balls flying at frightened male teacher in classroom with chalkboard on background

Crumpled paper balls flying at frightened male teacher in classroom with chalkboard on background

Handsome young teacher explaining math formulas written on blackboard

Female teacher with wooden pointer explaining mathematical equations in classroom

Smiling female teacher with wooden pointer explaining mathematical equations in classroom

Smiling female teacher with wooden pointer explaining mathematical equations in classroom

Beautiful female teacher with wooden pointer explaining mathematical equations in classroom

Attractive female teacher with wooden pointer explaining mathematical equations in classroom

Partial view of female teacher in formal wear with wooden pointer explaining mathematical equations in classroom

Female teacher standing in formalwear near chalkboard and holding glasses

Female teacher in formal wear holding glasses and looking away in classroom