Last seen in:
- Wall Street Journal - Nov 16 2022 - Coarse Catalog
- USA Today - Mar 15 2014
- Universal - Feb 13 2014
- Thomas Joseph - King Feature Syndicate - Nov 12 2013
- Universal - Jul 27 2008
- Universal - May 18 2007
- Universal - Oct 1 2006
- Universal - Jun 11 2006
- Eugene Sheffer - King Feature Syndicate - Feb 9 2005
- Universal - Feb 6 2004
Related Clues:
- Start of a theory
- Brainstormer's pursuit
- Comic-strip light bulb
- Brain matter?
- Invention's beginning
- Article (of faith)
- It may pop into your head
- Entrepreneur's starting point
- New thought
- Reason to shout "Eureka!"
- "Hey, what's the big ___?"
- Invention inspiration
- Flash in the brainpan
- Certain germ
- Mental invention