As students gather at the statue which looks south out over the river, they notice that there seems to be a line of three square slots and three circular slots. The slots look like something is meant to fit in the slots. The slots located in the chest are about the size of silver dollars. They have still not found the last glowing clue that would be enough for them to solve the location of the emerald key. Time on this part of the assessment event shows that they have only 30 minutes left to solve this task and decipher the clues. The big question is: