A learning module that begins with "The Fallacy of Success" by G. K. Chesterton, accompanied by guided reading questions, assessment questions, and discussion questions. The text can be printed as a PDF or assigned online through free...

Clearly defines the either/or logical fallacy. Four detailed examples are also provided. Some controversial topics are used as examples, but no opinion of these topics is expressed.

This site from the University of California deals with different applications and topics pertaining to triangles, particularly triangulation.

Students read quotations from different "interest groups" or "lobbies" in this exercise and then perform a multiple-choice test to evaluate the credibility of each lobby group.