Central Idea

​Guess the Headline

​Subway has overtaken McDonalds as the largest fast-food chain, at least in terms of units. 33,749 Subway restaurants can be found world-wide, whereas McDonalds has 32,737 restaurants. Thereupon, McDonald's said it rather "be better" and not just "get bigger".

Analyzing the Development of a Central Idea

by Faye Perkins

Tapping into Prior Knowledge.....

Based on what you know, what is a central idea?

​Standard/Learning Targets

​RI.10.2 Determine a central idea of a text and analyze its development over the course of the text, including how it emerges and is shaped and refined by specific details; provide an objective summary of the text.

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​1. Determine the central idea of an informational text

​2. Analyze how facts, details, and other evidence develop (make clear) a central idea

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​Essential Question: How DOES the author develop the central idea?

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The writer develops (makes clear) the central idea(s) through supporting details: examples, anecdotes, statistics, descriptions, cause and effect, quotes, analogies, allusions, and illustrations (and other text features).

Vocabulary Connection

Central idea - the point the author wants to make.

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Supporting Details - the way the author develops the central idea

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​Develop - to make clear

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​Analyze - to examine/break down

​Why are we learning about central idea in highschool?

​1. The central idea is harder to identify in complex text.

​2. Identifying the central idea involves more than identifying it

​Beginning with the END in mind!

​This is how this standard is assessed!!

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​"Aerosols: Tiny Particles, Big Impact"

​Teaching and Modeling

Aerosols: Tiny Particles, Big Impact

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Kami Modeling

​Skill: Central or Main Idea - Check List - SS pg. 394

​In order to determine a central idea of a text, note the following:

• ​the topic or subject of the text

• ​the central or main idea, if it is explicitly stated

• ​key details and supporting details that shape and refine the author's point of view or message

• ​ways in which supporting ideas relate to the central idea

• ​details that shape, refine, or otherwise contribute to the central idea

• ​ways that the author builds on ideas to communincate a message

​Check In

​Where can you look to determine the central idea?

​Check In

​What do you need to ask yourself when determining central idea?

​Check In

​Why does the author include supporting details?

​Guiding Questions

​ • What are the key details that develop the central idea?

• How can I use details to determine the central idea?

• How can I use details to trace the development of the central idea?

​Guided Practice - The Declaration of Independence/The Declaration of

​Sentiments

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Materials:

​Graphic Organizer in sleeve

​Text

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Directions:

​Highlight the central idea and the supporting details

​Complete the graphic organizer (be prepared to share-out)

​Answer the text-based questions

​You will have 20 minutes to work on the assignment!

​How ready do you feel to start determining and analyzing the central idea?

​very ready

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​I need more information

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​somewhat ready

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​What are we talking about?

​Check In

​Being able to identify the central idea of a text shows....?

​Wrapping Up the Lesson!

​Learning Targets

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​1. Determine the central idea of an informational text

​2. Analyze how facts, details, and other evidence develop (make clear) a central idea

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​Essential Question

​What is the connection between the central idea, supporting details and how the central idea is developed?

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​Independent Practice

​Directions:

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​1. Go to Canvas through your Clever platform

​2. Complete your assignment (good fat vs. Bad Fat)