there is no way to kill the things, at least not one to be fond by several in the class
the screen cn be zoomed out a little bit more to see where you need to go, but this is definitely the very best of them all
the jumping mechanic is a little confusing and hard to control and the textures on the tree go crazy.
I can not do anything but move around and shove rocks and I had to go crazy with my mouse till it interacted with the tool bar and then had to quit to see my mouse again.