Aan het doen Stock Video Footage

Cartoon Thought Cloud against Navy Background

Cartoon Thought Cloud

Young female teacher wearing a mask teaches boys to write letters in the classroom

Mother teaching children to write letters

Asian teacher wearing a mask helps a boy as he writes letters.

Woman's Hands Turning Pages of A Book at Night

Overworked businessman looking at a stack of paper documents in hid office

Overworked businessman looking at a stack of paper documents in hid office

Overworked businessman looking at a stack of paper documents in hid office

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Animated blue EKG Display heart pulse medicine

Student group walking and talking after finish class room

Young Asian Woman Reads a Book Before Going to Bed

Young girl playing on a smartphone.

Arab women typing responses to chat customers

Asian child opening a book and reading

A little boy opens and looks at a book

Asian boy learns online via tablet

The Teacher Came to Wake the Sleeping Student Up

The Boy Was Sleepy and Crouched on The Table

Trainee employees listening to someone at the office

Little Girl Drawing

Little Girl Drawing

Little Girl Drawing

School Tools Behind Magnifying Glass

Beautiful attractive Asian woman holding a warm cup of coffee or tea while lying on chair when relax in her living room at home.

Beautiful attractive Asian woman holding a warm cup of coffee or tea while lying on chair when relax in her living room at home.

Happy Asian man having breakfast, cereal in milk, bread and drinking orange juice after wake up in the morning.

Slow motion - Happy Asian woman using and checking her smartphone in terminal hall while waiting her flight at the departure gate in international airport.

Hand give a red heart to many hands of people

Hand planting a seed to soil, agriculture concept

3D Human character with christmas hat pointing to empty placeholder

3D Human character with christmas hat pointing to empty placeholder

3D Human character with christmas hat pointing to empty placeholder

3D Human character with christmas hat pointing to empty placeholder

3D Human character with christmas hat pointing to empty placeholder

3D Human character with christmas hat pointing to empty placeholder

BBQ smoker with ribs inside - BBQ 024

BBQ smoker with ribs inside - BBQ 001