Basic Concepts
In a nutshell: Learn to distinguish the main message and its supporting evidence in a text.
## Finding the Heart of the Passage
Every ACT Reading passage has a main idea—the central point the author wants you to understand. Supporting details are the evidence, examples, and explanations that reinforce the main idea.
### How to Identify Main Ideas
- Look for repeated concepts or phrases.
- Check the introduction and conclusion.
- Ask yourself: "What is the author trying to say overall?"
### Spotting Supporting Details
Supporting details can be facts, anecdotes, or explanations. They provide backup for the main idea, making the author's point stronger.
## Real-World Connection
Whether you're summarizing an article or explaining a movie plot to a friend, identifying main ideas and details is a skill you'll use everywhere.
Examples
- The main idea of a passage is that teamwork leads to success, supported by stories of famous teams.
- A passage describes the effects of climate change using statistics and expert opinions.
Key terms
- Main Idea
- The central or most important point made by the author.
- Supporting Details
- Facts, examples, or descriptions that clarify and prove the main idea.