Speaking as a science teacher, that PowerPoint presentation was among the worst I’ve seen in presenting a clear view of evolution. Aside from the spelling and punctuation errors, its organization and layout are pretty amateur. There’s also an indication that the creator of the stack is suggesting there is some debate about the validity of evolutionary theory. Here’s the first slide’s text.

No matter what your beliefs are, it is always better to have as much information as you can so that you can form your own, educated opinion!

Scientific theories are not decided on the basis of opinion!