English Language Arts
Grade 7
15 min
Classify logical fallacies
Classify logical fallacies
What you'll learn
- Identify at least 5 different types of logical fallacies (e.g., ad hominem, straw man, bandwagon) from provided examples with 80% accuracy.
- Explain, in their own words, the meaning of at least 3 different logical fallacies, providing a unique example for each.
- Apply their understanding of logical fallacies to analyze short arguments and correctly classify the fallacy being used in at least 4 out of 5 examples.
- Analyze a short persuasive text (e.g., advertisement, opinion piece) and identify at least 2 instances of logical fallacies, explaining how these fallacies weaken the argument.
Tutorial Preview
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Introduction & Learning Objectives
Learning Objectives
Define what a logical fallacy is and explain its impact on an argument.
Identify the main claim and supporting evidence within a given text or statement.
Recognize and classify common logical fallacies, such as Ad Hominem, Hasty Generalization, and Straw Man.
Analyze arguments to determine if the evidence logically supports the claim.
Explain why a specific piece of reasoning constitutes a logical fallacy.
Evaluate the strength and validity of arguments encountered in everyday situations.
Articulate how identifying fallacies helps in critical thinking and effective communication.
Have you ever heard someone make an argument that just didn't sound right, even if you couldn't explain why? 🤔 Let's learn how to spot those tricky arguments!...
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Key Concepts & Vocabulary
TermDefinitionExample
Logical FallacyA flaw or error in reasoning that makes an argument unsound or invalid, even if the conclusion seems true.Saying 'Everyone believes it, so it must be true' is a logical fallacy because popularity doesn't guarantee truth.
ClaimThe main point or argument that someone is trying to prove or assert.The claim is that 'Our school should have longer lunch breaks'.
EvidenceFacts, statistics, examples, or expert opinions used to support a claim.Evidence for longer lunch breaks could be 'Studies show students perform better after a longer break'.
Ad HominemA fallacy where someone attacks the person making the argument instead of addressing the argument itself.Instead of discussing a new school rule, someone says, 'Don'...
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Key Rules & Conventions
Identify the Core Argument
Always begin by clearly identifying the main claim being made and the specific evidence offered to support it.
Before you can spot a fallacy, you need to know what argument is actually being presented. Ask: 'What is this person trying to convince me of?' and 'What reasons are they giving?'
Evaluate Relevance and Sufficiency of Evidence
Check if the evidence directly relates to the claim and if there is enough credible evidence to logically support it.
Ask: 'Does this evidence actually prove the claim?' and 'Is there enough evidence, or is it just one example?' If the evidence is off-topic or too scarce, it might signal a fallacy.
Look for Patterns of Flawed Reasoning
Compare the argument's structur...
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Challenging
Argument: 'My cousin tried the new downtown coffee shop and said their latte was bad. Therefore, all coffee shops in the downtown area are not worth visiting.' Which of the following changes would best fix the Hasty Generalization in this argument?
A.My cousin, who is a coffee expert, said their latte was bad, so all downtown shops are bad.
B.My cousin didn't like their latte, and besides, downtown parking is too difficult.
C.My cousin didn't like the latte at that new shop, so I'm hesitant to try that specific place.
D.My cousin has terrible taste, so his opinion on coffee doesn't matter anyway.
Challenging
Which of the following arguments is the MOST logically sound, meaning it contains no clear logical fallacy?
A.recent study of 500 students showed that at least 30 minutes of daily reading improved test scores, so our school should encourage a daily reading program.
B.You shouldn't vote for Maria for class president; I heard she listens to terrible music.
C.I tried broccoli once and didn't like it, so I know I won't like any green vegetables.
D.Everyone is getting the new 'Vortex' sneakers, so they must be the best sneakers ever made.
Challenging
A politician is asked how she will improve education. She responds: 'That's a good question, but what's more important right now is protecting our country. My opponent's plan for national security is weak and will put us all at risk.' The politician's response is a Red Herring because it...
A.makes a generalization about all education based on one school.
B.attacks the opponent's character instead of their education plan.
C.exaggerates the opponent's position on education to make it seem foolish.
D.avoids the original question by shifting the focus to a different, emotionally charged issue.
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Frequently asked questions
What grade level is "Classify logical fallacies"?
Classify logical fallacies is a Grade 7 English Language Arts lesson on ExcelOS.
What will I learn in Classify logical fallacies?
You'll be able to: Identify at least 5 different types of logical fallacies (e.g., ad hominem, straw man, bandwagon) from provided examples with 80% accuracy; Explain, in their own words, the meaning of at least 3 different logical fallacies….
Is "Classify logical fallacies" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Classify logical fallacies?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.