I fully agree that there are teachers on this site ripping off copyrighted materials and making a profit from doing so. They can and should be sued, and they will likely have no protection from their school districts nor unions.
I am tempted to find out who this person making $1M and find the dinosaur drawings in the dinosaur lesson plan, and then find who paid the illustrator to draw these things and let them know they are someone is making $1M on their back.
You have successfully reversed my opinion on this company 180 degrees.