Central Idea and Supporting Details

The central idea is the main point or message that the author wants to convey in a text.

Supporting details help to explain, clarify, or provide evidence for the central idea.

The rain forest is home to many creatures.

Mother gorillas nurse their babies.

What point is the author trying to make?

Mammals breathe oxygen and give birth to live young.

Supporting details provide evidence or examples that reinforce the central idea.

The central idea is the main message, while supporting details are facts or examples that back up that message.

Look for repeated themes or concepts throughout the text.

Examples illustrate and clarify the supporting details, making the central idea clearer.