Mainly because they’re hilarious. Oh, and there’s a Jurassic Park reference.
This review of a truly bloody children's book:
Source: brainpickings.org
The review from a person who likely has five eyes now:
Source: amazon.com
This review of a "Daddle": a saddle for dads.
Source: amazon.com
The review that proves binders are really great for women:
Source: amazon.com