open book and lightbulb |
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| navigate by keyword : abstract aha background blue book bright bulb concept creative data design education eureka flat glass idea illustration information insight inspiration invention know knowledge learn learning library light lightbulb metaphor modern moment open page paper read research school science smart study symbol technology thought tip tutorial university vector white write |
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| Open book and bright glowing light bulb on blue background. Education, idea and insight concept. Flat design. Vector illustration. EPS 8, no transparency |
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