Knowledge
Teacher teaching language to students in classroom
High angle view of girl reading book while sitting on chair at home
Businesswoman planning on paper at table in creative office
Woman with face covered in hair holding picture frame
Teenage boy with head in hand studying at dining table
Mature potter showing mobile phone to female colleagues at ceramics workshop
Girl talking while sitting with friends on floor in classroom
Close-up of hand against sea
Female engineer writing on whiteboard and explaining colleague in office
Midsection of woman reading book while sitting outdoors
Midsection of man working
Young female potter working with colleagues at ceramics workshop
High angle view of business people discussing in office
Female chefs cooking food while male colleague writing in notepad at commercial kitchen
Person with balloon standing in foggy weather
Woman looking at sea against sky
Midsection of woman playing guitar
Cropped image of hand holding paper airplane made of map against houses
Woman holding pen looking at teacher and students standing in language class
Rear view of women on street
Students during graduation event
Woman with mirror instead of face on the forest background. mindfulness, mind and soul, mental
Human hand on glass
Serious young student writing in book while studying at table in university
Full frame shot of paper fan
Female potters looking at mature colleague using hand tool on vase at ceramic workshop
View of people in office meeting
Side view of woman with books laughing while standing by door
Rear view of woman in library
Midsection of man reading book outdoors
Close-up of female hand holding instant camera picture against buildings
Friends on line
High angle view of business people stacking hands
Cropped image of people stacking hands
Midsection of people reading book sitting outdoors
Low section of woman demonstrating on cpr dummy
Asian cute kid stay at sofa at home she using fabric mask quarantine at home looking to the outside
Using technology at home/holding a smartphone
Young short-haired modern woman working on the computer while sitting at the table in the kitchen
young women lie down on pile of book and cover her face by the book education and growth concept
Mature businessman greeting young colleague in meeting at office
Rear view of girl learning mathematics on blackboard
Teacher playing with children while sitting in classroom
Rear view of students in class
Rainbow colors of modeling clay. multicolored plasticine bars background.
Close-up of woman playing piano
Boy looking at train against sky
Cropped image of hand against sea
Close-up of woman playing piano
Low section of well-dressed businessman sitting on chair
Young woman in tree
Woman reading newspaper while standing at railroad station platform
Midsection of people working on table
Cropped hand of woman holding light bulb with water against sky
Cropped hand of man touching book in shelf
Midsection of man sitting with book
Led light bulb on illuminating a human hand on dark background
Woman reading book seen through wet glass window
Midsection of man using mobile phone while sitting on seat
Midsection of man holding book against sea during sunset
Full length of girl with arms raised
Man holding locket in fist over mountain
Cute caucasian preschool girl holding rain worm in hands. child kid learning studying nature around.
Dad takes a little boy, son by the hand to kindergarten or school on a sunny day. care of parents
Female chef writing menu on whiteboard by colleagues in kitchen
Woman standing amidst books in store
Side view of student writing on whiteboard in language class
Midsection of businessman using laptop while colleague using hand sanitizer
Baby girl crawling towards mother at home
Multi-ethnic entrepreneurs communicating against wall at conference
Low section of father assisting daughter in walking at home
Teenage girls and boys studying together at table in living room
Digital connectivity and productivity. young woman utilizes laptop with blank white screen at home
Young woman reading book while sitting on sofa at home
Side view of young woman with protective mask in office
Golf personal training. golf instructor teaching young boy how to play golf.
Stacked books on shelf by white wall
Close-up of baby boy using computer
Cropped image of hand against illuminated lights at night
Golf instructor
Close-up of human hand
High angle view of people playing music in studio
Empty chairs in room
Hand outstretched towards scenic view of mountains
Mother and child fixing bike
Carpenter making wooden furniture at workshop
Midsection of woman reading book against landscape
Man reading book in library
Midsection of woman reading book against landscape
Side view of businesswoman using laptop while sitting on floor in startup office
Rear view of woman sitting in front of laptop
Side view of woman sitting outdoors
A ski teacher and kids learning skiing in the ski piste in the alps switzerland
Rear view of woman outdoors
Close-up of girl studying
Side view of woman sitting and studying by laptop in living room
Rear view of woman walking in library
Man standing against gray background
Engineer meeting for architectural project
Cropped image of teacher drawing on blackboard