Estudante sorrindo levantando a mão na aula durante a aula de química - Banco de fotos e imagens

Experiments with chemical liquids. Happy delighted curious kids experimenting with liquids and doing a scientific research while enjoying the activity

Elementary School Science Classroom: Enthusiastic Teacher Explains Chemistry to Diverse Group of Children, Little Boy Mixes Chemicals in Beakers. Children Learn with Interest. High quality photo

Concentrated pupils holding molecule structures while sitting in classroom during chemistry lesson

Chemistry lovers. Two pleasant classmates using pipettes and adding some chemicals to the test tubes while conducting an experiment during chemistry class

Smart pupils making experiment in chemistry class

Multiracial group of diverse smart little scientists, mixed race girls and boys making chemical experiments in the laboratory. Educational concept. Discovery.

Group of kids preparing for sport competition and holding hands

Schoolboys with backpacks looking at camera near blackboard with educational icons

Kids drawing pictures with colorful pencils while father using laptop on sofa at home

Tutor teaching multiethnic kids counting and showing number with fingers in kindergarten

Group of happy kids holding hands in gym

Cropped image of educator standing near multicultural kids drawing in kindergarten

Laughing kids posing on fitness mat with thumbs up

Selective focus of father helping sons draw pictures with colorful pencils at home