Related Clues:
- Starting point, perhaps
- Possible solution?
- Result of a brilliant thought, perhaps
- Noggin nugget
- Brainstormer's output
- Bit of creativity
- Start of a theory
- Light bulbs, in comics
- Brainstormer's pursuit
- Fruit of the mind
- Comic-strip light bulb
- Brain matter?
- Invention's beginning
- They can be bright
- It may pop into your head