The main idea explains what the story/text is mostly about. It is a quick "snap shot" of text. The main idea is shorter than the summary.
The main idea has supporting details. Supporting details directly relate to the main idea.
The main idea has supporting details. Supporting details directly relate to the main idea.
Practice:
https://www.flocabulary.com/main-idea/
Main Idea - Welcome to the Journalist's Desk - Choose a story and identify the main idea.
Main Idea - What's The Big Idea? - Practice the main idea skill.
http://www.internet4classrooms.com/skill_builders/main_idea_language_arts_fourth_4th_grade.htm (Games)
http://www.internet4classrooms.com/skill_builders/main_idea_language_arts_fourth
https://www.flocabulary.com/main-idea/
Main Idea - Welcome to the Journalist's Desk - Choose a story and identify the main idea.
Main Idea - What's The Big Idea? - Practice the main idea skill.
http://www.internet4classrooms.com/skill_builders/main_idea_language_arts_fourth_4th_grade.htm (Games)
http://www.internet4classrooms.com/skill_builders/main_idea_language_arts_fourth