Keskittynyt opettaja koskettaa silmälasit kun kurkistaa lähellä liitutaulu - Kuvapankin valokuva ja kuva

Strict teacher in eyeglasses pointing at book while standing near chalkboard

Young teacher touching eyeglasses and eye while standing near chalkboard

Horizontal concept of focused teacher touching eyeglasses while peering near chalkboard

Teacher friend of learners. Teacher explain hard topic. Pay attention. Just look here. Teachers enlighten path of success. Woman teacher in front of chalkboard. Important information to remember.

Closeup of a thoughtful young woman in glasses looking up contemplating on future plans has some doubts

Angry woman talking on smartphone, isolated on blue

Serious woman with wavy hair touching head while thinking isolated on grey

Thoughtful student holding magnifier and textbooks of foreign languages while looking away isolated on blue

Surprised woman in glasses reading book isolated on white

Blonde businesswoman in eyeglasses pointing with finger isolated on grey

Exhausted woman with curly hair holding hands on head on grey background, banner

Pensive businesswoman holding notebook and pointing with hand isolated on grey