At the beginning of the book Oskar makes use of his creations to escape from his existence and the world, and it was a method for him to help cope with his issues. For Oskar, his creative ability of things that plainly aren't real is an escape from what is real his situation of his dad's death and inevitably, his own.
An example is on page 3 where Oskar designs a skyscraper that moves itself rather than the elevators in the building. He then speaks after with this quote, "and everyone would be safe..."We later discover that this development was made to try and change his dad's inconvenient death on the attack of 9/11. Different innovations, for example, his new form of the ambulance on page 72 and the drain for tears on page 38 likewise express this require to settle issues throughout his life.
All through Oskar's trip to discover answers, they gradually lose that craving to escape from his world and his innovations get to be a greater extent a method for hurting him then helping him. On page 235 Oskar's thoughts rapidly gotten to be alarming. Here Oskar goes to his grandma's place and she is no place to be found, consequently Oskar begins "imagining". By doing this he thinks about every plausible way he can envision his grandma dying or getting hurt while he was away, he then starts to do this for each circumstance that something is unknown. I for one discovered this interesting, that something so innovative and positive right off the bat in the book could turn so torturous so rapidly for Oskar.
I say that this is the sole reason Oskar wishes to stop creating. His creations make him insane together with his dad's death and his own fear of the obscure or unknown. Oskar's single wish then becomes to stop the creating because in spite of the fact that it used to help him through, now whatever it does is highlight his biggest fears, because as much as he will design and create he will never genuinely comprehend what precisely happened to his father. I am...