lightbulb on vintage blackboard
Contributor: anjokan
ID : 80629708
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Keywords
bulb, blackboard, light, chalk, blackboard, drawing, idea, education, board, school, concept, change, black, management, green, background, innovation, inspiration, bright, signs, business, white, hand, creative, success, energy, creativity, solution, design, electricity, classroom, symbol, drawing, drawnRelated items
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