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Число три целых четырнадцать сотых, число пи написанная мелом на черной доске. Крупным планом.
Question mark ideas concept on chalkboard
Retro old blue book with an index card for studying with grade A on weathered desk for taking notes at school
Chalk painting on blackboard
exam or test for getting grades in the educational system
test
Pi number. Mathematical sign handwritten with white chalk on chalkboard.
Yes-No-Maybe Checkbox On BlackboardPlease see some similar pictures from my portfolio:
Английская буква H написанная мелом на черной доске. Крупным планом.
audit concept on chalkboard
A teenager's hand shows an incorrectly solved example on a green blackboard. The concept of education and training.
Child writing respect word in the blackboard.\n\n [url=file_closeup.php?id=13304583][img]file_thumbview_approve.php?size=1&id=13304583[/img][/url] [url=file_closeup.php?id=10121976][img]file_thumbview_approve.php?size=1&id=10121976[/img][/url] [url=file_closeup.php?id=10122230][img]file_thumbview_approve.php?size=1&id=10122230[/img][/url] [url=file_closeup.php?id=12501343][img]file_thumbview_approve.php?size=1&id=12501343[/img][/url] [url=file_closeup.php?id=15440003][img]file_thumbview_approve.php?size=1&id=15440003[/img][/url] [url=file_closeup.php?id=15468345][img]file_thumbview_approve.php?size=1&id=15468345[/img][/url] [url=file_closeup.php?id=14985201][img]file_thumbview_approve.php?size=1&id=14985201[/img][/url] [url=file_closeup.php?id=14984883][img]file_thumbview_approve.php?size=1&id=14984883[/img][/url] [url=file_closeup.php?id=20321838][img]file_thumbview_approve.php?size=1&id=20321838[/img][/url] [url=file_closeup.php?id=20248455][img]file_thumbview_approve.php?size=1&id=20248455[/img][/url]
the working time of an employee at the workplace in a company
The mathematical sign or symbol for Pi on a blackboard
TEST word on the background of a black chalk board.
1+1=3 handwriting.
счастливое число 777 написанное мелом на черной доске, Крупным планом.
Truth concept
Teacher illustrates that students must always strive for the best option over good and better as decision making is taught in schools.
Pixelated hand pushing \
Pi number, mathematical constant chalk drawing on a school black board, Greek letter symbol and decimal digits  white handwriting
Question and Answers written on a presentation screen.
Math task is standing on a chalkborad
equation \
слова я чувствую написанные на черной доске белым мелом. Концепция.
Easy and difficult way from a to b
Card with the text impossible, cutting the word im so it written possible. success and challenge concept.
E=mc2 in chalkboard
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