Sharpen your pencil (or your memory) and give these five questions a try. No peeking at the answers until you've made your best guesses!
What Southeast Asian country was formerly known as Siam?
In astronomy, what term describes a star's apparent explosion at the end of its life, resulting in a brief but extremely bright burst of light?
Which U.S. president appears on the $10 bill?
What is the largest organ in the human body?
In the game of chess, what is the term for a move in which the king and a rook move simultaneously, the only time two pieces move in one turn?
Answers
Thailand
Supernova
Trick question! It's Alexander Hamilton — the only person on U.S. paper currency who was never president.
The skin
Castling
How'd you do? Come back tomorrow for another round!

