McGraw Hill
Mc Graw Hill: Main Idea Review
Exercise reviews the two types of main ideas: stated and implied.
Other
Prezi: Implied and Stated Main Idea
Slideshow explains the difference between implied and stated main ideas and provides practice with finding the main idea.
Khan Academy
Khan Academy: The Sat Reading Test: Information and Ideas
The Information and Ideas category of the SAT Reading Test includes questions that focus on what the passage says (directly or indirectly). To interpret the author's message, you'll need to consider both what's stated and what's implied...