I'm telling you, Tommy, that Santa's a bad guy. He's always watching you, keeping track of everything you do, and then in the middle of the night he breaks into your house with a big bag full of who-knows-what.

Problems

Name Solved / Tries Average tries Average tries to solve
A Secret Message 0/5 (0%) 2.50 --
B I'm Thinking of a Number 1/5 (20%) 2.50 1.00
C Zipf's Law 1/2 (50%) 2.00 2.00