Book, bulb, light bulb, open book with light bulb icon
Schlüsselwörter
idea,
innovation,
inspiration,
illustration,
icon,
symbol,
vector,
creativity,
education,
learning,
light bulb,
bulb,
light,
book,
electricity,
open,
reading,
solution,
cognition,
concept,
brain,
imagination,
lamp,
library,
literature
Deutsch
