Profesor de escuela asiática con estudiantes levantando las manos. Mujer joven trabajando en la escuela con el brazo levantado, los niños de la escuela poniendo sus manos para responder a la pregunta, entusiasmo, impaciente, disfrute. - Foto e imagen de stock

Asian school teacher with students raising hands. Young woman working in school with arm raised, school children putting their hands up to answer question, enthusiasm, eager, enjoyment.

Asian school teacher using digital device with children in classroom at school, technology, learning, development.

Pleased with the work. Happy maths teacher smiling to her class standing in front of them with the book at the lesson.

Curious and excited cute little boys and girls listening and attending lecture while focusing and concentrating on studies in classroom

Back view of multiethnic pupils with hands in air, and teacher standing with open arms near chalkboard with back to school lettering

Primary African American school boy and girls raising hands up to ask a teacher questions in classroom. Education concept

Primary African American school boy and girls raising hands up to ask a teacher questions in classroom. Education concept

Back view of man sitting at desk and looking at colleague doing presentation on whiteboard

Caucasian school boy sitting in school with pencil, studying, education, learning. Male student sitting at desk in classroom writing in notebook in exam.

Young adult male student raising hands up in the air to ask questions from another male teacher

African American kids learning how to draw with crayon on table inside indoors room in natural ambient light

Closeup of elementary African American kids creatively drawing and painting with brushes and crayon - children creative education concept

African American curious pretty clever kids sitting with flasks, beakers and microscope in school chemistry laboratory and experimenting