Classroom blackboard showing a list of prime numbers and geometric drawings, ideal for educational contexts.

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Size: 2611px × 3924px
Location: Barcelona, Catalunya, spain
Photo credit: © Mercatec / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1, 2, 3, 5, 7, 11, 13, 17, 19, alphabet, artistic, black, blackboard, board, calculate, calculation, chalk, chalkboard, characters, class, classroom, college, doodle, drawing, education, eraser, exam, font, formula, formulas, geometric, geometry, graphic, knowledge, learn, lesson, mathematical, mathematics, number, numbers, prime, school, sign, square, study, sum, symbol, teach, triangle, white, wood, writing