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Federal Way Public Schools  
Comprehension
Lesson 11
Understanding Major Ideas and Supportive Details
   Objectives/Vocab/Tips > Examples 1 | 2 | 3 > Practice: 1 | 2 | 3 | 4 > Self Check

ALPObjective:

The lessons in this section involve reading to learn and understand new information and to perform tasks. You will be working with skills to help you become an effective reader of informational and task-oriented texts. Everyday you encounter the need to understand information from printed material. That might include reference materials like encyclopedias, atlases, dictionaries, pamphlets, non-fiction books, newspaper and magazine articles, letters to the editor, schedules, maps, timelines, recipes, instructions, newspaper want ads, consumer reports, travel books, first aid or driver's manuals, catalogs, yellow pages, movie schedules, or concert seating maps.

By the time this lesson is finished, you'll have some tools to help you identify and understand main ideas in informational texts, and the details supporting those ideas. In this lesson you will:

  • Learn and practice skills to identify and understand main ideas in informational texts,
  • Identify supporting details from informational texts,
  • Evaluate and score your answers.

Vocabulary:

The following phrases will be used in this lesson. They might be quite familiar to you, or you might want some review. For review, just click the Tools tab on the top navigation bar and open Vocabulary.

  • Main or Important Idea
  • Supporting Detail

Tips and Tools:

These words share a similar meaning. You may already know them. Be aware that they may be used to indicate the concept of an important idea.

  • main idea
  • major idea
  • central idea
  • most important idea

You might make a connection between these concepts and the definition of theme or message when reading narrative passages. The important or main ideas are the skeleton holding a piece of informational text together. Main ideas work in the same way the theme of a narrative passage works to tie the plot, characters and events together.

Clues to help you identify main or important ideas:

  • Look at the format of the article.
    • title
    • headings
    • sub-headings
    • any words in bold lettering
    • graphics and illustrations
  • Look at the beginning sentence of each paragraph or the sub-titles under the illustrations.
  • Think of one sentence that describes what the passage was about.

  • Remember, there can be more than one major or important idea in an informational text, depending on the length of the reading, but all will be connected and usually build upon each other.

  • Think of the article in an outline form. The major ideas would be the main headings; the supportive details would be the sub-headings. A web or map of the ideas also works.

    A major or important idea is more than a word; it should be stated in a complete sentence.

  • Major ideas are always supported by details to prove or explain the idea.
And finally, do you remember the definition of a supporting detail? Let's review:
  • A supporting detail is a fact, a statement, a quote, or an event, that holds up a major idea.

  • Supporting details prove the major or important idea.

  • Think of the important idea as the top floor of the Space Needle. The supporting details are all the metal pieces holding it up.

  • Or if the major idea is compared to a soccer uniform, or new clothes from the mall, the supporting details would be the individual parts of the uniform or clothing: shorts, shoes, jersey, or jeans, sweatshirt, belt.

  • If the major idea is a completed puzzle in which you can see the whole picture, the supporting details are the individual pieces. When they are all put together, the picture is complete.
In the next section, you'll see some examples of how the Tips and Tools just reviewed work to help find important or major idea and the supportive details in an informational passage.

Example 1 >>

 

Assessments Vocabulary

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