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Double Take: There Are (At Least) Two Sides to Every Story
There's an old saying that perception is reality -- as humans, we each have a unique perspective to see or perceive things differently than other people. For example, even though scientists strive for accuracy and truth in their research, they are often confronted with counterclaims and alternate viewpoints that point out possible inaccuracies. Reporters, policemen and lawyers are required to consider all angles of a story or event before drawing conclusions about what actually happened. This month, MarcoPolo is featuring lessons and resources to shed light on the problems of bias and perception, because what you think you see is not always what you will get. Use the warm-up activities below to help students sharpen their analysis skills; then, scroll down for links to more lessons and Partner-reviewed Web sites.

Check out the offerings of our newest Partner, ReadWriteThink. The site, produced by the International Reading Association and the National Council of Teachers of English, provides educators and students access to the highest-quality lessons and resources in reading and language-arts instruction.

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Warm-up Activities
1. Statistics are often represented in graphs or charts to help readers quickly understand the significance of the data. The type of data generally dictates the type of chart or graph used. 

What are some different types of graphs and charts? (Bar, block, line, pie.) Where do you often see data represented graphically? (Stock market charts, fundraising "thermometers," survey results.)

Ask students to develop a survey to collect information from their classmates about a certain topic that is interesting to them. The survey should contain one question, such as choosing a favorite color or TV show, with four or five answer choices. Have students chart or graph their survey responses. (More advanced students can include percentages, mean and median.) What type of chart best represents their findings? Ask students to analyze everyone else's findings.

Determine the relationship between data and graphs in:
"Information Represented Graphically" (Grades K-8), Illuminations, National Council of Teachers of Mathematics.



Image of the New York Times newsroom courtesy of Library of Congress, Prints and Photographs Division.
2. Journalists, reporters, advertisers and researchers often adhere to similar codes of ethics that require responsibility, accuracy, integrity and independence when relaying news, events and information to the public. Individual perceptions about an event may differ, so it is important to strive for truth and accuracy when relaying information.

How can consumers ensure they are not purchasing misrepresented goods or receiving biased information? How do some reporters "cross the line" and misrepresent the truth in their stories? What is the definition of primary materials and how can researchers ensure their historical research is uncovering the truth about actual events?

Ask students to find examples of dubious reporting or advertising in TV, magazines, the Internet or newspapers. Have them select five pieces of information from the report or claim and conduct a fact-finding mission in the library or local archives to find resources that either support or discount the information. Ask them to supply a bibliography of primary resources they consider trustworthy and reliable.

Examine the pitfalls of bias and inaccurate reporting in:
"Evaluating Eyewitness Reports" (Grades 9-12), EDSITEment, National Endowment for the Humanities;
"Reading Between the Lines" (Grades 9-12), Xpeditions, National Geographic Society; and

"Truth in Advertising: When to Ask Questions" (Grades 9-12), ARTSEDGE, Kennedy Center for Performing Arts.


3. Optical illusions trick the brain into "seeing" things that aren't really there. Sometimes the brain compensates for missing pieces of an image by filling in the gaps, but other times the brain gets confused, which affects its perception of reality.

What are some optical illusions? (3-D images, backwards spinning wheels, M.C. Escher's illustrations) How do they trick the brain? What parts of the brain and the eye are affected in optical illusions? What are some illusions or false perceptions that can affect the other senses?

Separate students into five groups. Assign each group one of the five senses. Ask each group to research and collect illusions that can trick their assigned sense. Hold a science fair where students can test their sensory perception.

Investigate illusions in:
"Backwards Spinning Wheels" (All Grades), Science NetLinks, American Association for the Advancement of Science, and
"Perception of Place" (Grades 9-12), Xpeditions, National Geographic Society.


4. Coins are designed so that the visually impaired will know exactly how much money they have in their hand. Some coins feature ridges, or "reeding," around their edge, while others are minted in different sizes and thicknesses. However, paper money is indiscernible by touch from one denomination to the next.

What are the tactile differences between each coin? Which coins have reeded edges, and which ones are sized differently? Can you find any other differences by touching the coins? What other senses can be used to determine the denomination of a coin?

Put a random sampling of coins in a bag. Ask students to close their eyes and feel the coins in the bag. Can they determine by touch how much money is in the bag? Ask the students to think up ways that paper money could contain tactile features to help the visually impaired tell the difference between one-, five-, ten- and twenty-dollar bills.

Design money for the visually impaired in:
"The Need for Money That Everyone Can Use" (Grades 6-8), EconEdLink, National Council on Economic Education.


5. A hundred years ago, many children attended school in a one-room building. They often sat alongside younger and older students, as teachers were scarce and were required to teach multiple subjects to all grade levels and ages. The schoolhouses often had a heater fueled by coal or wood, long wooden benches, and sometimes had a small bedroom for the teacher, who lived in the building. Now, students spend their schooldays in large, multi-room buildings, with central air conditioning, prepared cafeteria food, computers, and teachers who often teach only one grade level or one subject.

Show students some photographs of different types of schoolrooms, then and now, available through the "Reading, Writing and 'Rithmetic" lesson from EDSITEment, below. What are the similarities between their current classroom or school and the one-room schoolhouse? What are the differences? Do students think it is easier or more difficult to be a student now versus 100 years ago?

Divide the students into two groups. Ask one half to pretend they live and go to school in the early 1900s, and the other half to pretend they live in the future. Have students write a pen pal letter to a student in the other "era," describing a typical day at school.

Explore childhood and schooling in:
"Childhood Through the Looking Glass" (Grades 6-8) and 
"Reading, Writing and 'Rithmetic in the One-Room Schoolhouse" (Grades K-2), both from EDSITEment, National Endowment for the Humanities.


Featured Lessons
Use these standards-based Partner lessons in your preK-12 classroom.

"Backwards Spinning Wheels" (All Grades)
Science NetLinks, American Association for the Advancement of Science
http://www.marcopolo-education.org/partner/30sci_wheels.cfm
This Science Update explains why car wheels on TV appear to spin backwards.

"Born on a Mountaintop?: Davy Crockett, Tall Tales and History" (Grades 3-5)
EDSITEment, National Endowment for the Humanities
http://www.marcopolo-education.org/partner/30ed_tales.cfm
Students discuss the connections between "tall tales" and historical events.

"Childhood Through the Looking Glass" (Grades 6-8)
EDSITEment, National Endowment for the Humanities
http://www.marcopolo-education.org/partner/30ed_glass.cfm
Students explore the relationship between childhood fictions and the real experience of growing up.

"Color Burst" (Grades 3-5)
Science NetLinks, American Association for the Advancement of Science
http://www.marcopolo-education.org/partner/30sci_color.cfm
Students develop questions to help them gain perspective on results from an experiment in color separation.

"Counting Embedded Figures" (Grades 9-12)
Illuminations, National Council of Teachers of Mathematics
http://www.marcopolo-education.org/partner/30ill_figures.cfm
Students develop visualization skills by working together to find patterns in puzzles and algebra problems.

"The CPI -- A Crystal Ball?" (Grades 9-12)
EconEdLink, National Council on Economic Education
http://www.marcopolo-education.org/partner/30ill_cpi.cfm
Students use the Consumer Price Index to predict economic trends.

"Critical Literacy: Point of View" (Grades 6-8)
ReadWriteThink, International Reading Association and the National Council of Teachers of English
http://www.marcopolo-education.org/partner/30rwt_view.cfm
Students learn to look at texts from different viewpoints. For example, was the "Big Bad Wolf" really bad?

"Evaluating Eyewitness Reports" (Grades 9-12)
EDSITEment, National Endowment for the Humanities
http://www.marcopolo-education.org/partner/30ed_reports.cfm
Students determine the reliability of eyewitness reports and primary sources while conducting research on the Great Chicago Fire of 1871 and the Civil War.

"Hollywood Dinosaurs" (Grades 6-8)
Science NetLinks, American Association for the Advancement of Science
http://www.marcopolo-education.org/partner/30sci_dinosaur.cfm
Students differentiate between fact, theory and speculation as they relate to dinosaurs.

"Information Represented Graphically" (Grades K-8)
Illuminations, National Council of Teachers of Mathematics
http://www.marcopolo-education.org/partner/30ill_graph.cfm
Students sharpen their analytical skills by looking at selected graphs and writing about the information they find.

"Integrated Dance Curriculum: Straight and Curved Pathway 'Maps'" (Grade 3)
ARTSEDGE, Kennedy Center for Performing Arts
http://www.marcopolo-education.org/partner/30ae_maps.cfm
Students use guided movements to enhance spatial perception and their understanding of maps.

"The Need for Money That Everyone Can Use" (Grades 6-8)
EconEdLink, National Council on Economic Education
http://www.marcopolo-education.org/partner/30econ_money.cfm
Students design paper money that can be used by the visually impaired.

"Perception of Place" (Grades 9-12)
Xpeditions, National Geographic Society
http://www.marcopolo-education.org/partner/30xp_place.cfm
Students consider how and why people perceive the same place in different ways.

"Pursuit of Meaning" (Grades 9-12)
ARTSEDGE, Kennedy Center for Performing Arts
http://www.marcopolo-education.org/partner/30ae_meaning.cfm
In this curriculum unit, students explore creation stories from various cultures and write a play based on a story. Then, they create a "museum" exhibit based on a culture.

"Reading Between the Lines" (Grades 9-12)
Xpeditions, National Geographic Society
http://www.marcopolo-education.org/partner/30xp_lines.cfm
Students evaluate news stories by determining their sources and recognizing biases or viewpoints.

"Reading, Writing and 'Rithmetic in the One-Room Schoolhouse" (Grades K-2)
EDSITEment, National Endowment for the Humanities
http://www.marcopolo-education.org/partner/30ed_school.cfm
Students examine the similarities and differences of attending school in a one-room schoolhouse as compared to a well-equipped modern school.

"School Space: An Analysis of Map Perceptions" (Grades 6-8)
Xpeditions, National Geographic Society
http://www.marcopolo-education.org/partner/30xp_space.cfm
Students explore the factors (e.g., culture, age, sex, occupation and experience) that influence people's perception of places.

"Truth in Advertising: When to Ask Questions" (Grades 9-12)
ARTSEDGE, Kennedy Center for Performing Arts
http://www.marcopolo-education.org/partner/30ae_truth.cfm
Students review commercials to evaluate what makes an effective public service announcement or advertisement.

"What Comes Nex_?" (Grades 3-5)
Illuminations, National Council of Teachers of Mathematics
http://www.marcopolo-education.org/partner/30ill_next.cfm
Students discover the importance of looking at data from more than one perspective.

"What Portraits Reveal" (Grades 9-12)
EDSITEment, National Endowment for the Humanities
http://www.marcopolo-education.org/partner/30ed_portraits.cfm
Students consider how portraits can be manipulated to express a specific point of view.


Partner-Reviewed Web Sites
Use these Partner-reviewed and approved resources to increase comprehension about this month's topic.

Adventures of Chip Tracer, Cyberjournalist
Reviewed by ARTSEDGE
http://www.marcopolo-education.org/partner/30pr_tracer.cfm

American Memory: Selected Civil War Photographs
Reviewed by ARTSEDGE
http://www.marcopolo-education.org/partner/30pr_war.cfm

Earth From Space
Reviewed by Xpeditions
http://www.marcopolo-education.org/partner/30pr_space.cfm

The Field Museum
Reviewed by Science NetLinks
http://www.marcopolo-education.org/partner/30pr_field.cfm

Grade 4 Chance and Uncertainty
Reviewed by Illuminations
http://www.marcopolo-education.org/partner/30pr_chance.cfm

Gulliver's Travels
Reviewed by EDSITEment
http://www.marcopolo-education.org/partner/30pr_travels.cfm

Hyper History
Reviewed by Xpeditions
http://www.marcopolo-education.org/partner/30pr_hyper.cfm

Probability
Reviewed by Illuminations
http://www.marcopolo-education.org/partner/30pr_probability.cfm

Witchcraft in a Salem Village
Reviewed by EDSITEment
http://www.marcopolo-education.org/partner/30pr_salem.cfm

WonderNet!
Reviewed by Science NetLinks
http://www.marcopolo-education.org/partner/30pr_wondernet.cfm
 
 

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Teacher Resources from MarcoPolo
Use these resources to improve teaching skills and subject-matter knowledge. 

Forums, Xpeditions' communications center, invites teachers, students and families to submit a new message, answer a question, join a debate or simply peruse the postings. Invite your students and their families to start a new discussion about a geography topic that's in or out of this world!

Forums
http://www.marcopolo-education.org/partner/30tr_forums.cfm


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