Female teenager resting head on open notebooks and textbooks while holding pen at classroom desk
Young climbers conquer together
Multicolored crayons on the background of green chalk school blackboard
Student writing on blackboard at class
Part of spacious classroom of modern nursery school
Business office interior
Interior of spacious classroom for nursery schoolkids with table in center
wooden tables and small chairs in kindergarten room
Student writing formulas on glass wall
Letters and numbers on a blackboard with frame on wooden wall background
Blackboard floor plan sketch drawing concept
Business office interior
Blank blackboard with frame on wooden wall background
wooden table and small chairs in kindergarten room
Back to school. Empty blackboard and stationery
Modern empty office room with wooden floor
Blackboard floor plan sketch drawing concept
School boy playing silver flute before green chalkboard wearing cardigan, copy space
Young teacher pointing at coastline during video presentation
Large gym for fitness classes with large windows
Large gym for fitness classes with large windows
School-aged boy resting head on hand at desk in classroom, with open notebook, copy space
Large gym for fitness classes with large windows
Student using tablet pc to write codes
Empty retro classroom with blackboard and teacher's desk
Computer monitor standing in the classroom
Guy in classroom
Empowering youth: man guides children in rock wall ascension
Back to school. Empty blackboard, yellow bus toy and books
Confident young teacher making video presentation about pollution of environment
