A new contest is announced in each issue of the newsletter, which is published about once each week.
Contests remain active indefinitely until they are solved.
Click here to see a full archive of past issues of this newsletter. The items that constitute the prize will be announced with the contest in each newsletter. Carolina Intelligence Test - be the first one to get all of the problems right to win a prize. Found on this page. You have 4 boxes, numbered 1 through 4, in increasing order of size.