isometric chalkboard icon isolated blue and purple background school blackboard sign square button vector |
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| navigate by keyword : back background banner billboard blackboard blank blue board business button chalk chalkboard class classroom concept copy design dirty education empty flat frame graphic icon illustration isolated isometric learning lesson object old purple retro rub school sign space square study teacher teaching template university vector white wood wooden write |
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| Isometric Chalkboard icon isolated on blue and purple background. School Blackboard sign. Square button. Vector. |
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