Author's Purpose
Every text is written for a reason. Learning to identify why an author wrote something makes you a stronger reader.
To Inform
The author wants to teach the reader something. Examples: encyclopaedias, news articles, textbooks, instruction manuals, information reports. These texts contain facts and explanations.
To Persuade
The author wants to change the reader's opinion or convince them to do something. Examples: advertisements, debates, letters to the editor, speeches. These texts use opinion words and reasons.
To Entertain
The author wants the reader to enjoy the text. Examples: novels, short stories, poems, plays, comics. These texts use characters, settings, and events to capture the reader's imagination.
Clue words to look for
- Inform: facts, data, definitions, steps
- Persuade: should, must, best, worst, believe
- Entertain: once upon a time, characters, plot
Key Vocabulary
Read and Identify
Text A
"Kangaroos are marsupials found in Australia. A female kangaroo carries her joey in a pouch. Kangaroos can jump up to 9 metres in a single leap and travel at 70 km/h."
Purpose: To INFORM — contains facts and data about kangaroos.
Text B
"You should recycle more! Every piece of plastic you throw away ends up in our oceans. We must protect sea creatures — it's the right thing to do."
Purpose: To PERSUADE — uses "should," "must," and emotional language to convince the reader.
Text C
"Once upon a time, a young girl discovered a tiny door at the bottom of her garden. She squeezed through it and found herself in a world of glowing mushrooms and talking rabbits..."
Purpose: To ENTERTAIN — uses story language, characters, and an imaginative setting.
Knowledge Check
Question 1
A book about how to bake a cake, with a list of ingredients and step-by-step instructions, has what main purpose?
Question 2
Read this text:
"Our school canteen should sell healthier food. Junk food makes students tired and unable to concentrate. Healthy lunches improve learning. Please sign our petition today!"
What is the author's main purpose?
Question 3
Which text type would most likely have the purpose of entertaining?
Question 4
Can a text have more than one purpose at the same time?
Lesson Summary
- ✓Authors write for three main purposes: to inform (teach facts), to persuade (change opinions), or to entertain (engage and delight).
- ✓Clues: informational texts have facts; persuasive texts use "should/must" and arguments; entertaining texts have characters and story elements.
- ✓A text can serve more than one purpose — identify the main purpose.
- ✓Ask yourself: "Why did the author write this?" before you decide on the purpose.