Animation d'un groupe multi-ethnique d'écoliers écrivant et utilisant des livres scolaires à l'école pendant les cours avec graphiques et statistiques au premier plan . - Clips & vidéo de stock

Digital composite of little African-American girl working in a class room surrounded by animation of library. She is smiling and looking at camera

Male mechanic writing on clipboard while using mobile phone in garage 4k

The girl sitting at the desk looking at the photo frame with the picture

Digital composite of little African-American girl working in a class room surrounded by animation of library. She is smiling and looking at camera

Animation of a multi-ethnic group of schoolchildren and their female teacher at school during lesson, the teacher standing among the children looking at 3d models of wind turbines

Animation of red network connection and data sharing icons with a Caucasian man sitting at a desk using laptop and inspecting a machine part in the background

Animation of man and woman on escalator with suitcase and person typing on computer keyboard. Business travel online business concept digital composite.

Animation of a couple sitting by a desk, writing on their notebooks over a web of connection in the background.

Digital composite of a Caucasian girl wearing a virtual headset while a woman is teaching her. Other students are learning on the background while equations move on foreground