Stock royalty-free photos and images of Συγκέντρωση

Selective focus of senior woman with alzheimers disease string human finger reminder reading book

Top view of magnifying glass and jigsaw puzzle pieces on grey

Selective focus of retired man with alzheimers disease string human finger reminder

Elderly woman showing piece of jigsaw puzzle while nurse touching her shoulder

Portrait of woman typing on laptop and relaxing on sofa at home. Home business concept

African american businesswoman sitting in lotus pose on table while meditating in office

A woman and two girls engage in studying on a couch, focusing intently on a laptop screen.

Tattoo artist working on shoulder piece in studio

Group of young multiracial friends solving mystery over creepy mannequin in escape room, quest

Group of happy diverse women in sportswear looking at trainer and exercising with resistance bands

A graceful dancer defies gravity as she balances on the bar, showcasing her physical strength

Interracial children playing with didactic montessori material near female teacher, diversity

Female teacher using didactic montessori material while playing with interracial kids, diversity

Cropped girl holding cube with beads near african american boy, diversity, Montessori school, banner

Squash ball and racquet on floor inside of indoor court, motivation and determination concept

Ball and squash racquet on floor inside of indoor court, motivation and determination concept

Middle-aged woman engrossed in a notebook and checking her cell phone while seated at a table.

Partial, african american man pouring chemical solution in measuring cup, analog film development

Group of pensive young multicultural friends solving quest task while looking at map in escape room

Young african american man hangs freshly developed film strip in a red-lit darkroom, nostalgia

Surprised elegant mature model with wine glass looking at easel near woman painter in art studio

Cropped african american in lingerie using her laptop while sitting on sofa and working from home

Curly African American woman in pajamas sitting on bed, holding a cup of coffee, looking at laptop screen in bedroom.

Smiling African American woman checking her smartwatch during gaming, cybersport and gaming concept

A diverse man and woman sit together, focused on a laptop screen, absorbed in their studies in a modern coworking space.

A man sitting on the floor, absorbed in his laptop amidst lush greenery, embodying the essence of a modern entrepreneur.

Female gamer in headphones looking at computer monitor while thinking on game strategy, cybersport

Delighted female painter and stylish mature model with wine glasses looking at camera in workshop

Motivated african american man in sportswear working out with heavy dumbbell on red background

Athletic african american siblings in boxing gloves having fun together on orange backdrop, banner

Montessori concept, multicultural boys playing with color bead stairs, learn through play, kids

Focused man working on creative project and looking at monitor in coworking, retouching team

African american gamer in headphones looking at monitor while thinking on game strategy, cybersport

Montessori concept, girl playing with color bead stairs near teacher, wooden stand, educational

A businesswoman in a modern office, focused on her laptop at a table, immersed in the world of entrepreneurship.

Energetic redhead sportsman holding racquet while playing squash inside of court, sport challenge

Happy teenager girl using her smartphone while sitting on carpet near the couch, digital devices

Portrait of stylish african american man playing golf at golf course

Cropped view of african american photographer using darkroom timer, film development process

Active redhead sportsman in headband playing squash inside of court, challenge and motivation

A young African American woman gracefully holds a large white ball in her hands in a studio setting.

Young asian woman with brunette hair applying makeup over acne-prone skin with cosmetic brush

A man doing yoga sits on a bed, taking pills.

A stylish Asian man wearing headphones, absorbed in his cell phone.

Strong african american man in orange shirt climbing up rock wall with alpine harness, bouldering

A mature woman in cozy homewear sits on a couch, focused on her laptop screen.

A mature loving couple in cozy homewear sits across from each other, deeply focused, as they strategize and play a game of chess at home.

Young asian woman with brunette hair and pimples looking at her face in mirror, skin issues banner

A man immersed in his cell phone at a table in an office setting, part of a corporate culture.

A bearded man in a black shirt trains in a gym, throwing punches at a heavy bag with black boxing gloves.