Flem-Ath's books are used by at least one professor to teach geology.
Unfortunately, his books are used to teach geology and critical
thinking in the manner with which Flem-Ath would likely be somewhat
unhappy. :-) :-)

Go read:

Earle, S., 2003, Project Atlantis - An Exercise in the
Application of Earth Science to a Critical Examination
of a Pseudoscience Hypothesis. Journal of Geoscience
Education, vol. 51, no. 3, pp. 290-293 (May, 2003)

The article can be donwloaded from [www.nagt.org].

An actual exercise can be found at [web.mala.bc.ca]
and [web.mala.bc.ca].

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)