Was siehst du vor dir? professionell entschlossener humorvoller Herr, der einen Vortrag über menschliche Anatomie hält, während er einen Biologievortrag im Schullabor hält - Stockfoto & -bild

Be very careful. Observant responsible pleasant man looking at how his students working while managing their research in a lab

Bigger version. Active charismatic adorable kids using special plastic model for exploring something interesting about human anatomy

How can I help you. Charming inspiring committed man sharing some advice while children working on the research and conducting the experiment

Taking a closer look. Creative admirable diligent kids being curios while studying human anatomy using special plastic prototype

This is really awesome. Emotional engaged clever girl looking astonished by the view of bacteria while using a microscope during biology class

Just look at that. Enthusiastic hard working young scientists demonstrating some bacteria reactions using a microscope and waiting for their teachers opinion

Handsome senior grey haired teacher laying out insect samples in glass in front of restless childrens while teaching them school material about nature. Children, science and education concept

This is some magic. Dedicated focused cool teacher setting up a microscope for his students using it while conducting an in class experiment

Science lesson. Smiling boy and girl standing together near the model built out of construction set and discussing their school science project.

Into chemistry. Two pleasant upbeat teenage girls in safety pouring chemicals in a big flask while conducting an experiment for their chemistry group project

Ecology. Smart responsible kids gathering plastic bottles while being at school

Playful mood. Upbeat teenage girl holding a tree model and putting out her tongue at her classmate while he looking at her through a magnifying glass

Little inventors. Concentrated boy and happy girl sitting in the classroom with their models made of construction set preparing for their first science exhibition.

Fantastic result. Pleasant upbeat girl showing her classmate and teacher a flask with a chemical in it while they all looking at it intently, checking for sediment in it

Attention. Concentrated children doing their homework while being at school

Best explanation. Beautiful young female teacher adding chemical to the test tube and showing her students the reaction while they paying attention

Interested in chemistry. Upbeat teenage girl holding a set of test tubes and watching his female classmate conduct chemical experiment