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Why should you find the

main idea of a story?

-Determining the main idea

from supporting details is

an important skill in both

reading and writing.

-determines the most important idea the author is trying to make.

-helps organize the information given in the text.

-helps readers understand the text.

-helps you become a better reader!

Example Paragraph

Main Idea

A tornado is a powerful, twisting windstorm.

A tornado is a powerful, twisting windstorm. It begins high in the air, as part of a giant storm cloud. People who have watched a tornado’s winds have said it’s the most frightening thing they have ever seen. In some parts of the United States, these windstorms are called twisters or cyclones.

Main Idea

A tornado is a powerful, twisting windstorm. It begins high in the air, as part of a giant storm cloud. People who have watched a tornado’s winds have said it’s the most frightening thing they have ever seen. In some parts of the United States, these windstorms are called twisters or cyclones.

-begins high in the air

-giant storm cloud

-people frightened by winds

Tornadoes are powerful, twisting windstorms sometimes called twisters or cyclones.

Which sentence support this main idea?

* remember a good supporting sentence adds details to the main idea (It supports the main idea)

Dolphins are smart animals.

a. Dolphins look like sharks.

b Whales and dolphins are both mammals.

c. Dolphins can learn to do new tricks quickly.

d. You can see dolphins swim from ships.

and

Supporting details

Let's learn some more with the help of Annie and Moby.

Click the following link:

http://www.brainpopjr.com/readingandwriting/comprehension/mainidea/preview.weml

Main idea is the point

the author is making

about a topic.

What is the main idea

of the photo?

Main Idea & Supporting Details

Main Idea & Details

A. A girl needs to give her dog a bath.

B. A girl loves her dog.

C. A girl eats her dog's food.

D. A girl is giving her dog away.

Main idea is the point

the author is making

about a topic.

What is the main idea

of the photo?

The main idea is the most important information in a text or statement.

(cc) photo by theaucitron on Flickr

The supporting details are the details that help us understand the main idea.

Not all information is equally important. Some is more important than the rest.

(cc) photo by theaucitron on Flickr

Main Idea

Detail

Detail

Detail

Sometimes the main idea is explicit; sometimes it is implied.

Topic Sentence

Question:

What is the main idea of the passage?

The Topic Sentence is usually the first sentence of the paragraph. It gives the reader an idea of what the paragraph is going to be about.

a. Todd had a great birthday.

b. Joey had a great birthday.

c. Todd got lots of gifts.

d. Joey got lots of gifts.

Always look at the FIRST sentence

and the LAST sentence.

If the Main Idea is not there, it will

be in the rest of the passage.

All topic sentences are supported by sentences that give details to support the main idea

Example Topic Sentence

Topic Sentence

Kittens need special care. You have to feed kittens twice a day. They have a lot of energy. You need to play with them often. Kittens will chew on almost anything they find. You have to watch them closely.

Read the Passage and Choose the Main Idea

Yesterday was my birthday. When I woke up, I noticed my brother Todd hung up a big sign that said, "Happy Birthday, Joey!" Mom made spaghetti for dinner. It's my favorite food in the whole world. My friend Dave came over and handed me a wrapped gift. I wondered what it was. It was a new basketball! I had a great day.

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