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Dostupné videozáznamy
4,576 shoduje se
Stránka
za 46
Schedule of supply and demand.
0:42
Little girl draws chalk on blackboard
4K
0:15
Young scientist man making selfie shoot in chemical and mathematical equations wall room interior
4K
0:06
Young scientist man write chock in chemical and mathematical equations wall room interior
4K
0:29
scientist man disappointed about problems experiment in chemical and mathematical equations room
4K
0:29
Young scientist man make laboratory experiment in chemical and mathematical equations wall room
4K
0:16
Young scientist man clean his glasses in chemical and mathematical equations wall room interior
0:14
university professor writing on the blackboard equations from the book
4K
0:18
A charismatic old teacher explaining and shouting near the blackboard 4K
4K
0:08
Woman's hand writing "DREAM" with white chalk on blackboard
4K
0:08
Woman's hand writing "MONEY" with white chalk on blackboard
4K
0:09
Woman's hand writing "GOODBYE" with white chalk on blackboard
4K
0:08
Woman's hand writing "GOAL" with white chalk on blackboard
4K
0:05
Woman's hand writing "BREAK" with white chalk on blackboard
4K
0:06
Woman's hand writing question "WHAT'S YOUR GOAL?" with white chalk on blackboard
4K
0:10
Group of students in class during break. People laugh and socialize. Shooting with tropod. Students work on common project.
0:20
collegue professor showing graphic to student on blackboard
4K
0:15
Portrait of schoolboy holding chalkboard with back to school text
4K
0:11
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Woman's hand writing Thai letter with white chalk on blackboard
4K
0:10
Learning English in a classroom, in a game form
4K
0:05
Mother and daughter drawing on blackboard
4K
0:16
Mother and daughter clean blackboard
4K
0:14
Little girl with magic wand and skateboard
4K
0:08
Little girl talks about drawing on a blackboard
4K
0:14
Mom help daughter learning English
4K
0:21
Mom and daughter are joking, eat and drink on sofa
4K
0:14
Learning English in a classroom, in a game form
4K
0:07
Family medicine text on blackboard in physician hands, comprehensive healthcare
4K
0:11
Say no text on blackboard in doctor hands, give up unhealthy lifestyle habits
4K
0:10
Thank you text on blackboard in therapist hands, clinic services presentation
4K
0:10
Yes written on blackboard in therapist hands, healthy lifestyle, vaccination
4K
0:09
We want you phrase on blackboard in businessman hands, promising job offer
4K
0:10
Stop written on blackboard in doctor hands, fight against harmful bad habits
4K
0:10
Drugstore cart drawn on blackboard in doctor hands, pharmaceutical business
4K
0:10
Vaccination written on blackboard in doctor hands, disease outbreak prevention
4K
0:09
Learn science or chemistry formula confident beautiful woman teacher chalk blackboard
4K
0:13
Young male teacher or student holding chalk writing on chalkboard in classroom
4K
0:19
The baby in the striped dress is erasing the picture from the board. The girl has a rag in her hands, shes the third board
4K
0:27
Teenage girl in glasses- high school student smiles to camera seated in classroom
0:09
Portrait of scientist man with mathematical equations background. He put on his glasses and smile at camera. Clever and smart teacher lecturer concept. Lets study!
4K
0:09
Education concept - ABC alphabet school blackboard concept. School teacher writing ABC alphabet in English class or preschool.on chalkboard.
4K
0:05
Young Student Writing Complex Mathematical Formula Equation on the Blackboard.
0:17
Teacher writing calculations on the blackboard in classroom
0:16
Teenage girl - high school student smiles to camera seated in classroom
0:10
Young Student Writing Complex Mathematical Formula Equation on the Blackboard.
0:15
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
4K
0:11
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
4K
0:11
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
4K
0:15
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
4K
0:06
Back middle shot of male against chalk board with mathematics formula equations. He thinking about solutions and try to understand high university task.
4K
0:11
Portrait of a beautiful schoolgirl student , thinking about choosing a profession, on the background of a black Board with a globe.
4K
0:11
Portrait of a beautiful schoolgirl student , thinking about choosing a profession, on the background of a black Board with a globe.
4K
0:18
Teacher writing on the blackboard .
4K
0:24
Teacher teaching mathematics on chalkboard in classroom
4K
0:11
Beautiful young female teachert is talking on the mobile phone and looking away, standing against blackboard.
4K
0:10
Young student female in white robe solve hard and heavy to understand math equation on black chalk board, She turn to camera and smile. Smart, clever, intelligent scientist woman concept.
4K
0:12
Learn science or chemistry formula confident beautiful woman teacher chalk blackboard background
0:05
Teacher in high school
0:19
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
4K
0:10
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
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0:12
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
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0:13
A brilliant mature mathematician brings a big board and completes an essay Complicated mathematical formula equation
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0:07
children celebrate the end of school year
0:14
Pupil in school uniform standing near a world map during a geography lesson
0:17
Digital composite of an African-American boy writing on the board while mathematical equations and graph move in the screen
0:12
Little cute girl in a colorful pink jacket draws with chalk on a blackboard in the form of a dinosaur on a childrens playground in a park on the outskirts of the forest during sunset in early spring
0:34
Little Boy Drawing with Chalk on Blackboard. Early Childhood Education and Playing Concept. Chalkboard Artistic Learning. Creativity and Educational Art Toy.
0:14
Close up shot of a female artwork drawing.
4K
0:16
Close up shot of a female artwork drawing.
4K
0:10
little girl drawing sun with chalk on blackboard
0:27
A woman writing Time for Action on a vintage chalk board
0:22
A woman writing Time to Relax on a vintage chalk board
0:20
A woman writing Pension Plan on a vintage chalk board
0:24
Little boy in the plane wiping the board of his wooden box with magnets and closing it
0:24
Happy mothers day text written on chalk board with cup of flowers against wooden background
4K
0:15
White paper notes with various written to-do tasks affixed to the
0:28
cute little girl writing something with a chalk on blackboard
0:20
Young man drawing cup of coffee with a chalk on the small board. Making coffee list in cafe
4K
0:31
Close-up shot of a man writing coffee types on the small chalk board with a drawn cup. Making coffee list for a cafe
4K
0:24
Cute girl and her mother drawing with chalk on sidewalk
0:23
Boy and girl with blackboard
0:15
Close up of female elementary school student looks sad while writing text of help me on a blackboard in the classroom. Shot in 4k resolution
4K
0:27
Group of student working on the mathematical problem
4K
0:05
Young teacher lectures at the School of Mathematics, writes chalk on a blackboard
4K
0:05
Young teacher lectures at the School of Mathematics, writes chalk on a blackboard
4K
0:10
Young teacher lectures at the School of Mathematics, writes chalk on a blackboard
4K
0:11
back to school, a female teacher with glasses stands near the blackboard and shows the inscription.
4K
0:13
Male teacher giving lecture to university students in classroom.
4K
0:13
Little girl draws a marker on the blackboard at school. Smart child with glasses to improve eyesight
0:08
Slow motion of smart little boy writing equations on big blackboard at school standing in class alone studying science. Education and people concept.
4K
0:10
Scientist is writing formulas on chalkboard underlining equation teaching science in class at university. Education, smart people and knowledge concept.
4K
0:28
Back view of female scientist walking to chalkboard writing formulas with chalk concentrated on science. Occupation, intelligent people and knowledge concept.
4K
0:28
Slow motion back view of senior man with gray hair writing calculations and formulas on chalkboard concentrated on scientific analysis. People and science concept.
4K
0:18
Slow motion of smart schoolboy writing formulas on chalkboard studying alone indoors busy with scientific calculations. People and education concept.
4K
0:15
Další strana
Stránka
za 46