If students have more than 4 group mates, challenge: precedent, analogies, degreehttp://www.myfreshplans.com/2010-07/logic-lesson-plans/
Eaa logos and visuals
What is Logic?
• Using reliable information and inference
• Which of these is logical, then?
A.1. If Jane has a cat, then Jane has a pet
2. Jane has a cat
3. Therefore, Jane has a pet
B.1. If Jane has a cat, then Jane has a pet
2. Jane has a pet
3. Therefore, Jane has a cat
This argument form is commonly
mistaken as being valid. Notice that
even if the premises are true, the
conclusion could still be false: Jane
could have a dog.
C.1. If Jane has a cat, then Jane has a pet
2. It is not the case that Jane has a pet
3. Therefore, it is not the case that Jane has a cat
1. If Jane has a cat, then Jane has a pet
What is Evidence? #1, pg 100
Which of these is Hard Evidence? Which is Rational appeal?
1. The bigger they are, the
6. Honey – rational
harder the fall. Rational.
7. Cutting taxes – both hard
2. Drunk drivers are involved
evidence and rational
in more than 50% of traffic 8. Fear – rational
deaths. Hard evidence.
9. Air bags – hard evidence
“involved” is the key word
3. DNA… Hard evidence.
4. Flag burn…rational
• Believing a point vs proving/providing evidence
• Premise: Students shouldn’t be allowed to own cars.
• “Students have more accidents than older drivers.”
– search for evidence of this claim
• “The costs of owning a car make students work
more, giving them less time to study.”
– Search for facts and figures to back this up.
• “Not having cars encourages students to spend more time on
campus or with other students, increasing their involvement
with and commitment to school life.”
– Create poll, poll class members, and discuss when we can
rely on our own experience or that of people we
know, and when we need a larger sample size.
Choose one of these claims
(or use a claim agreed upon by your
group and approved by me)
• Standardized tests do not
• Parents of bullies should be
• America needs more holidays.
• MP3s should be free.
• Higher education should be
Support the claim
• Facts Online : polls,
statistics, testimonials, etc.
On your poster:
• Use the data to draw a
visual image, similar to an
advertisement. Make it
visually appealing and