The Physics are horrible... I hit it a few times on the side and it'll go straight! Not to the opposite side being hit but just straight. IT defy's all laws of physics... even the one about uranium.
I would've given this a 5 if it weren't for the loss of my files -_- I was one episode away from 4 so I went to do it the next day, BAM all my others ones gone. 1/5