Turbine eoliche. Ragazzo che fa foto del suo gruppo di studio con smartphone contro modello di parco eolico - Foto e immagini stock

Saving precious memories. Charming teenage boy taking a picture of his team mates while they working on the project concerning alternative energy sources

Look at me. Busy boy standing near table while taking photo of his friends

Interested team of young technicians is sitting together and compiling special appliance

Perfect team spirit. Joyful teenage students joking and laughing while discussing an ecology project related to the alternative sources of energy

Curious experimenters. Contented African American boy laughing and pointing on model of wind turbines

Education, children, technology, science and people concept - group of happy kids with laptop computer playing and invention kit at robotics school lesson

Exploring alternative energy. Smiling African American boy using magnifying glass for better vision of demonstrative model

Interested children are around table with technical details. Focus on bright mug

Trying on. Two enthusiastic classmates being in the classroom turning on a robot they made using construction set.

Funny girl. Funny curly dark-haired girl touching little model of windmills studying with friends

Exciting moment. Smiling girl and concentrated boy with a tablet in his hands turning on a robot they made at their school science lesson.

Assisting at work. Concentrated boy helping his enthusiastic classmate with building a construction set model for her school project.

Intelligent children. Proud boy showing his smiling classmate his science project helicopter made of construction set in work.

Preparing for science exhibition. Two concentrated pupils sitting together at the desk and building a complicated construction set robot.

Explaining ins and outs. Concentrated teacher sitting at the desk and helping his pupils building different figures with construction set.