University of North Carolina
University of North Carolina: The Writing Center: Fallacies
Discussion of common fallacies, along with definitions, examples, and tips on avoiding them.
Khan Academy
Khan Academy: Types of Flaws
On the LSAT (as well as in real life), you'll encounter some types of flawed arguments more often than others. This article features some of the flaws that you're most likely to see on Test Day. The faster you can recognize these common...
Wikimedia
Wikipedia: False Dilemma
Short encyclopedia article from Wikipedia about the logical fallacy named false dilemma (also known as false dichotomy, either/or dilemma, or bifurcation). This is a rather brief discussion of the term, but a few examples are given.