Main Idea 4th Grade Unit

Lessons & Units

Main Idea 4th Grade Unit

Lessons

Lesson 1: Topic Sentence Identify the main idea of a paragraph using the topic sentence of the paragraph.

Buckle Up

Lesson 2: Distinguishing Main and Secondary Details Distinguish main details from secondary details in a paragraph.

Are You Smarter Than a Fifth Grader?

Unit Extension Ideas

Have students identify the main idea of fiction and nonfiction paragraphs and passages from the website, and discuss which strategies they used (e.g. topic sentence).
Have students create a new title for a chapter based on the main idea of the paragraphs.
Copy paragraphs or sections from a book and have students identify the main idea using the topic sentence.
Have students identify secondary details that support the main idea in fiction passages and paragraphs.
Have students read a passage and then work with a partner to explain the main idea in their own words.
Have students complete a Main Idea Tree. In the middle, have students write the main idea on the “trunk of the tree”. Have students write the details that support the main idea on the “branches.” This graphic organizer will allow students to see the details that support the main idea of a paragraph, section or chapter. (See Additional Activity A Worksheet in Teacher and Student Materials below.)
Have students share their writing with a partner and have the partner identify the main idea of each paragraph, the overall main idea, and the title of the story.
In nonfiction writing, have students create headings for sections that reflect the main idea of that section. Have students explain how they created the title for the entire piece of writing based on the headings. Students can also work with a partner to create headings for sections of a story their partner wrote or guess the headings based on the main idea of the paragraph.
Have students discuss the main ideas of their paragraphs and help them revise by adding details that support the main idea and deleting details that do not.
Challenge students to vary the placement of their topic sentences within each paragraph. Also, examine paragraphs in which the topic sentence is not the first or last sentence.
Provide students with a main idea and several details. Have them use this information to write a paragraph.
Have students read a Concepts of Comprehension^©Reading Passage (provided on website) and identify the topic sentence and secondary details.
Have students write the main idea of a paragraph or section of their science or social studies textbooks.

Teacher and Student Materials Get All

More Books for Teaching Main Idea

American Revolution: A Companion to the Revolutionary War on Wednesday (Magic Tree House Research Guides)

Lexile: 660L

Copy sections of the book and have students identify the main idea. Then have students create a title for the section based on the main idea.

If You Lived in Colonial Times

Fountas and Pinnell: Q
Lexile: 840L

Copy a section of the book for students to read. Then have them record the main idea of each paragraph and the details that support it.

George vs. George: The American Revolution as Seen Both Sides

Lexile: 1120L

After reading the book, have students write a paragraph explaining whether they think the title is appropriate. They should provide evidence to support their opinion.

Great Planet Earth Search

Lexile: 720L

Copy sections of the book and have students identify the main idea. Then have students create a title for the section based on the main idea.

Will You Sign Here, John Hancock?

Fountas and Pinnell: T
Lexile: 970L

Copy a section of the book for students to read. Then have them record the main idea of each paragraph and the details that support it.

Five Smooth Stones: Hope's Revolutionary War Diary

Lexile: 640L

Have students identify the main idea of paragraphs and then discuss which strategy they used to identify the main idea.

The Digestive System: A True Book

Lexile: 700L

Have students read a chapter. Then have them write a passage explaining whether they think the chapter title is appropriate. Students should provide evidence to support their idea.