Unusual Babysitter

Iris Isaac and Ian lived a very normal lives, until they met their unusual babysitter cheddar. Cheddar had only one rule that the children should follow, which is to not go on the third floor. They of course break that one rule and go see what's on the third floor. The third floor is a hallway with ten doors, but behind each door is another world that the children will explore with their unusual b...