A1: There is a stage that has a statue pointing at a door and around of it has some little guys(one of them is an architecture who is speaking fast).Go up and you will find a door with 2 machines rigth and left of a closed door.There must be a little guy telling you that the door will open with certain titan(the rollerball). Go to one of them with the rollerball and push the triangle button to release it(when you do it 2 hands wiil be released and show you that you do it correctly).Do the same thing to the other machine.the door will open and then you will find the way to school.

A2: You go back to the wumpa island up the doominator to the school. Then go to that Ratcicle janitor then to that wheel.