1. Learning Objective :CCSS.ELA-Literacy.RI.4.2 Determine the main idea of a text and explain how it is supported by key details; summarize the text.CCSS.ELA-Literacy.RI.4.2

2. What will we determine today? CCSS.ELA-Literacy.RI.4.2 Determine the main idea of a text and explain how it is supported by key details; summarize the text. What are we going to do? What does determine mean? determine means __________. CFU 1 determine means find Vocabulary

3. Discuss with your partner an idea that explains what all these people are doing? All these picture show____________

4. Main Idea or Topic Sentence A Main Idea/ Topic Sentence states the idea of the writer. Example: The first ferris wheel was designed by George W. Ferris Supports are sentences that explain the main idea Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side He used his knowledge of steel construction to draw up the plans. The wheel could hold up to 2,160 passengers. Concept Development

5. Skill Development/Guided Practice Determine the main idea 1 2 3 Read text carefully Ask yourself, “What is text mainly about?” (topic) Ask yourself, “Do the details support the main idea?” Step 1- Read the passage Many newborn rattlesnakes do not survive their first year of life. A baby rattlesnake is only about ten inches long. Although baby rattlesnakes have short fangs and a poisonous bite, they are often eaten by birds and animals. The adult rattlesnakes do not raise their young. The young snakes are entirely on their own. Many die of hunger. In the winter, they die if they do not find a warm place where they can hibernate. Step 2- Ask yourself, “What is text mainly about?” (topic)

7. Main Idea

8. detail

9. Main Idea detail

10. Main Idea detail

12. The first ferris wheel was designed by George W. Ferris.

13. Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side

14. The first ferris wheel was designed by George W. Ferris. He used his knowledge of steel construction to draw up the plans. Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side

15. The first ferris wheel was designed by George W. Ferris. He used his knowledge of steel construction to draw up the plans. The wheel could hold up to 2,160 passengers. Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side

16. The first ferris wheel was designed by George W. Ferris. He used his knowledge of steel construction to draw up the plans. The wheel could hold up to 2,160 passengers. Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side

17. The first ferris wheel was designed by George W. Ferris.

18. The first ferris wheel was designed by George W. Ferris. Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side.

19. The first ferris wheel was designed by George W. Ferris. Ferris, a bridge builder from Pennsylvania came up with the idea if turning a merry go round on its side. He used his knowledge of steel construction to draw up the plans. The wheel could hold up to 2,160 passengers.

20. What is the main idea of this text? What are the support structures?

21. It is important to identify Main Idea and support because: You can understand reading better You can use factual support statements to explain your idea

22. Step 1 : Read the text carefully Step 2: Look for the main idea of the writer Step 3: Look for sentences that support or explain the main idea Step 4: Circle yes if the text is in the Main idea and support pattern. Circle no if it is not. Paragraph 1 1. Granville Woods was an inventor. 2. He improved both the telephone and telegraph systems. 3. He invented a system of overhead electric conducting lines that led to the development of the overhead railway. 4. He also invented automatic air brakes. Main Idea and Support? YESNO

23. Paragraph 2 1. On Monday, I take piano lessons. 2. On Tuesday, I go to visit my grandmother. 3. On Wednesday, I watch my favorite TV show. 4. Finally, on Friday I get to go watch my family for dinner. Main Idea and Support? YESNO Step 1 : Read the text carefully Step 2: Look for the main idea of the writer Step 3: Look for sentences that support or explain the main idea Step 4: Circle yes if the text is in the Main idea and support pattern. Circle no if it is not.

24. Paragraph 3 1. Some things are being done to protect sharks 2. Shark reserves are being created, and limits have been set on the numbers that can be hunted 3. Sharks are very important part of our ocean Main Idea and Support? YESNO Step 1 : Read the text carefully Step 2: Look for the main idea of the writer Step 3: Look for sentences that support or explain the main idea Step 4: Circle yes if the text is in the Main idea and support pattern. Circle no if it is not.

25. Step 1 : Read the text carefully Step 2: Look for the Main idea of the writer Step 3: Look for sentences that support the proposition Step 4: Circle yes if the text is in the proposition and support pattern. Circle no if it is not. Paragraph 4 1. Millions of whales have been hunted and killed since the early days of whaling in the 1700’s2. Whales were killed to make things like fuel, oil, umbrellas, and skirt hoops made of whale bones 3. These days whales are killed to make soap, makeup, and animal food. Main Idea and Support? YESNO

26. Paragraph 5 1. Alaska is the largest state in the United States. 2. Its land makes up almost one fifth of the whole country 3. However, its population is relatively small 4. In 2000, the population was fewer than 63,000 people Main Idea and Support? YESNO Closure Step 1 : Read the text carefully Step 2: Look for the main idea of the writer Step 3: Look for sentences that support or explain the main idea Step 4: Circle yes if the text is in the Main idea and support pattern. Circle no if it is not.