It is elementary, my dear Watson. A segment in a playlist on geometry introduces the idea of deductive reasoning. The video goes over three rules that apply to deductive reasoning and conditional statements.

Concepts

deductive reasoning, logical reasoning, inductive reasoning, contrapositive, law of syllogism

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Additional Tags

math

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Instructional Ideas

• Make a connection relating the Law of Syllogism to the transitive property of equality
• Have class members come up with deductive reasoning examples from their experiences

Classroom Considerations

• Assumes viewers are familiar with inductive reasoning

• This video is hosted on YouTube

Pros

• Includes examples to help clarify the concept
• Provides a link to other deductive reasoning resources

Cons

• None