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Chalkboard with a mathematical formula written on it
Related tags:
- writing board
- black bord
- classroom board
- teacher board
- chalk board
- blackboard
- classroom blackboard
- school board
- school blackboard
- classroom teacher
- board background
- chalk background
- board
- classroom
- chalk
- school teacher
- blackboard background
- chalkboard frame
- chalk text
- classroom background
- teacher teaching
- school classroom
- 3d board
- wooden board
- teaching
- wood 3d
- wood frame
- teacher
- background teachers
- elementary
- mathematical
- school education
- school frame
- education background
- announcement board
