Logical Fallacies

Argument Mistakes

Logical fallacies are argument mistakes. They sound convincing at first, but the reasoning underneath is weak.

Why this Category Matters

If you can spot a fallacy, you can pull the talk back to the real point instead of getting dragged into noise.

Inside this Topic

13 lesson pages and 1 comparison links currently live in this section.

How it Differs

Fallacies are problems in the argument itself.

Biases are problems in how the mind leans or filters information.

Rhetorical tricks may use a fallacy on purpose to steer emotions.

Featured Examples

Ad Hominem

Attacking the Person

Argument Mistakes

A student says the new research source is useful. Another student replies, “Why would we trust you? You never do your part.” The source i...

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Straw Man

Twisting the Point

Argument Mistakes

A teacher says homework should be shorter on weekends. A student replies, “So you want school to stop having standards.”

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Bandwagon Fallacy

The Crowd Must Be Right

Argument Mistakes

A manager says the team should copy a new app feature because “every top brand is doing it now,” even though the feature does not solve t...

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False Cause

This Happened, So That Caused It

Argument Mistakes

A player wears a new pair of socks, then wins a game, and decides the socks caused the win.

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Hasty Generalization

One Example Becomes A Rule

Argument Mistakes

A shopper has one bad phone call with a company and decides the whole business never helps anyone.

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Slippery Slope

One Step Means Disaster

Argument Mistakes

A teacher allows phones for one short research task, and a student says this means nobody will ever pay attention in class again.

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Appeal to Authority

A Famous Person Said It

Argument Mistakes

A student says an energy drink must improve focus because a famous athlete promotes it. The class never looks at the actual research.

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Ad Hominem

Attacking the Person

Argument Mistakes

A student says the new research source is useful. Another student replies, “Why would we trust you? You never do your part.” The source i...

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Hasty Generalization

One Example Becomes A Rule

Argument Mistakes

A shopper has one bad phone call with a company and decides the whole business never helps anyone.

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Composition Fallacy

One Part Is True, So The Whole Must Be True

Argument Mistakes

A team has one amazing scorer, and fans decide the whole team must be unbeatable.

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Slippery Slope

One Step Means Disaster

Argument Mistakes

A teacher allows phones for one short research task, and a student says this means nobody will ever pay attention in class again.

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False Dilemma

Only Two Choices

Argument Mistakes

A manager says, “Either you support this exact plan, or you do not care about the team.” No room is left for questions or revisions.

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Red Herring

Pulling You Off The Point

Argument Mistakes

A team asks why a project is late. The project lead answers by talking for ten minutes about how hard everyone has been working.

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No True Scotsman

That Does Not Count As A Real Member

Argument Mistakes

A person says, “Real fans always support every decision.” When a loyal fan disagrees, the speaker says that fan is not a real supporter a...

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Circular Reasoning

The Claim Proves Itself

Argument Mistakes

A school rule is defended with, “The dress code is fair because it follows the rules of proper dress.” Nothing outside the rule itself is...

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Bandwagon Fallacy

The Crowd Must Be Right

Argument Mistakes

A manager says the team should copy a new app feature because “every top brand is doing it now,” even though the feature does not solve t...

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Division Fallacy

The Whole Is True, So Every Part Must Be Too

Argument Mistakes

A parent hears that a school is outstanding and assumes every teacher in every class must be outstanding too.

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False Cause

This Happened, So That Caused It

Argument Mistakes

A player wears a new pair of socks, then wins a game, and decides the socks caused the win.

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Straw Man

Twisting the Point

Argument Mistakes

A teacher says homework should be shorter on weekends. A student replies, “So you want school to stop having standards.”

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Common Warning Signs

The speaker avoids the real claim.

The argument attacks a person instead of the idea.

The choice is framed as only two paths when more exist.

The crowd is treated like proof.

Beginner-Friendly Starting Points

Attacking the Person — Ad Hominem

Twisting the Point — Straw Man

The Crowd Must Be Right — Bandwagon Fallacy

This Happened, So That Caused It — False Cause

One Step Means Disaster — Slippery Slope

Quick Examples

Debate club dodge

A student ignores the evidence and says the other speaker is too annoying to trust.

Team meeting shortcut

A manager says the whole team must pick plan A because everyone seems excited right now.

Practice this Topic

Use a short quiz or drill to check whether you can tell this category apart from nearby thinking traps.

Related Comparison Pages