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Conjectures and Counterexamples: Lesson Instructional VideoConjectures and Counterexamples: Lesson Instructional Video
Publisher
CK-12 Foundation
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
9th - 11th
Subjects
Math
1 more...
Resource Type
Instructional Videos
Media Length
2:09
Audiences
For Teacher Use
1 more...
Duration
10 mins
Instructional Strategy
Direct Instruction
Technology
Video
Internet Access
Year
2013
Usage Permissions
Fine Print
Instructional Video

Conjectures and Counterexamples: Lesson

Curated and Reviewed by Lesson Planet
This Conjectures and Counterexamples: Lesson instructional video also includes:
  • Conjectures and Counterexamples: Examples
  • Join to access all included materials

The first five are red, so they all must be red, right? As part of a larger playlist on basic geometry, the video walks through an example of a conjecture and counterexamples by using a scenario of pulling candy out of a bag.

9 Views 4 Downloads

Concepts

conjecture, counterexample, proofs, mathematical reasoning, logical reasoning

Additional Tags

math

Instructional Ideas

  • Provide definitions of the terms conjecture and counterexample
  • Utilize a Freyer model to help clarify the terms

Classroom Considerations

  • Being an introductory lesson, it requires no previous knowledge
  • This video is hosted on YouTube

Pros

  • Includes a link to other related resources
  • Contains closed captioning for easier note taking

Cons

  • None

View 40,743 other resources for 9th - 11th Grade Math

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