Medieval Quest Part 2

Go to the pool, enter the door to the right...
Throw snowballs at all the torches the statues are holding until they all go out, the statue of the dragon will recede, and there will be a path..
Move the picture of the key on the board until it gets to the key hole. then you will see another pathway behind the board.
Once you get past that, you will be beneath the volcano. There is a free item .

When you enter the next room, there will be a (mechanical) dragon.
Fill up the bucket with snowballs. when it is completely full, ta green button will light up on the cannon. Press the green button and it will shoot water at the dragon. After 3 times of doing this the dragon will turn off and the gate to the far upper left. Then you will enter the treasure room. There will be 2 free items.

In the upper left hand corner there will be some treasure! Also a pin!