Good luck with today's mentalfloss.com Brain Game Think Thursday challenge, which may be a bit tougher than it sounds.
Name at least THREE of the SIX founding members of the European Union, collectively known as the "Inner Six."
Here are the ANSWERS.
BELGIUM, FRANCE, ITALY, LUXEMBOURG, THE NETHERLANDS, and WEST GERMANY.
Thanks for playing! Tomorrow it's Free-for-All Friday.