Author's Purpose in Informational Text

Active learning works for this topic because second graders need concrete evidence to move from memorizing definitions to making inferences about author decisions. When students physically sort texts or discuss choices in small groups, they build the habit of looking for structural clues rather than waiting for explicit statements.

• 2nd Grade
• English Language Arts
• 3 activities
• 20 min–25 min

Learning Objectives

1. Classify informational texts based on their primary author's purpose (to inform, explain, or describe).
2. Identify specific text features and content that support the author's purpose in an informational text.
3. Compare and contrast the author's purpose in an informational text with the author's purpose in a narrative text.
4. Justify conclusions about author's purpose using direct evidence from the text.

Think-Pair-Share

⏱ 20 min·Pairs

Think-Pair-Share: Spot the Purpose

Share three short passages projected or on cards, one each for inform, explain, and describe. Students identify the author's main purpose for each passage and write one sentence of evidence. Pairs compare and discuss: did they agree? What clues helped them decide?

Prepare & details

Explain the author's main goal in writing this informational text.

Facilitation Tip: During Think-Pair-Share, provide sentence stems on the board so students articulate their thinking before turning to their partners.

Setup: Standard classroom seating; students turn to a neighbor

Materials: Discussion prompt (projected or printed), Optional: recording sheet for pairs

• Understand
• Apply
• Analyze
• Self-Awareness
• Relationship Skills

Inquiry Circle

⏱ 25 min·Small Groups

Inquiry Circle: Purpose Sort

Small groups receive eight short passages on index cards and sort them into three piles: inform, explain, describe. Groups share one disagreement they had and how they resolved it. This surfaces the nuance that some texts blend purposes while still having a primary one.

Prepare & details

Justify your conclusion about the author's purpose with evidence from the text.

Facilitation Tip: For Purpose Sort, pre-select texts that clearly differ in structure and content so the differences are obvious to emerging readers.

Setup: Groups at tables with access to source materials

Materials: Source material collection, Inquiry cycle worksheet, Question generation protocol, Findings presentation template

• Analyze
• Evaluate
• Create
• Self-Management
• Self-Awareness

Gallery Walk

⏱ 20 min·Pairs

Gallery Walk: Author's Chair

Post three short informational texts around the room, each with a different purpose. At each station, students read and write a sticky note answering: what did the author most want me to take away from this text? The debrief focuses on how takeaway answers reveal the author's purpose.

Prepare & details

Compare the purpose of an informational text with that of a narrative story.

Facilitation Tip: In the Gallery Walk, place one paragraph on each poster so students focus on close reading of small sections rather than skimming entire pages.

Setup: Wall space or tables arranged around room perimeter

Materials: Large paper/poster boards, Markers, Sticky notes for feedback

• Understand
• Apply
• Analyze
• Create
• Relationship Skills
• Social Awareness

Teaching This Topic

Experienced teachers approach this topic by teaching students to recognize purpose through repeated exposure to contrasting texts. Avoid labeling texts with purpose names; instead, ask students to explain what the author wanted the reader to know and how the text accomplishes that. Research suggests that students develop deeper understanding when they compare texts on the same topic written for different purposes.

What to Expect

Successful learning looks like students using text structure, word choice, and supporting details to identify purpose without the teacher naming it outright. They should defend their choices with evidence from the text and explain why the author included specific information.

Watch Out for These Misconceptions

Common Misconception

During Think-Pair-Share, watch for students who assume all informational text has the same purpose because they focus on the topic rather than the structure.

What to Teach Instead

Use the text pairs during Think-Pair-Share to prompt students to compare how the author organizes information, such as listing features versus describing a process.

Common Misconception

During Purpose Sort, watch for students who rely on topic familiarity instead of structural clues to determine purpose.

What to Teach Instead

Ask students to explain their sort using one sentence from each text that shows how the author organized the information to achieve a specific goal.

Assessment Ideas

Exit Ticket

After Purpose Sort, provide students with two short texts on the same topic but different purposes. Ask them to write one sentence stating each purpose and one piece of evidence from the text that supports their choice.

Quick Check

During Collaborative Investigation, display a short informational paragraph. Ask students to hold up fingers to signal the purpose and turn to a partner to share one word or phrase from the paragraph that helped them decide.

Discussion Prompt

After Gallery Walk, pose the question: 'How is the author's job different when writing a book about how plants grow compared to a book that tells what plants need?' Guide students to discuss how purpose changes what the author includes and how they write it.

Extensions & Scaffolding

• Challenge: Provide mixed-purpose paragraphs and ask students to revise one sentence to change the purpose from inform to describe.
• Scaffolding: Offer a word bank of purpose verbs (show, explain, tell) and sentence frames to support struggling students during the Gallery Walk.
• Deeper: Ask students to write a short informational paragraph about a familiar topic and label each sentence with the purpose it serves.

Key Vocabulary

Author's Purpose	The main reason why an author writes a piece of text. For informational texts, this is usually to inform, explain, or describe.
Inform	To give facts or information about a topic. Texts that inform often present details about people, places, or events.
Explain	To make something clear or easy to understand. Texts that explain often show how something works or why something happens.
Describe	To tell what something is like, using details about its appearance or characteristics. Texts that describe focus on sensory details.
Text Evidence	Specific words, phrases, or sentences from a text that support an idea or answer a question about the text.