Home

Tutoring

Subjects

Live Classes

Study Coach

Essay Review

On-Demand Courses

Colleges

Games

Opening subject page...

Loading your content

  1. My Subjects
  2. 3rd Grade Reading
  3. Flashcards

3rd Grade Reading Flashcards: Determine Main Idea And Supporting Details

Study Determine Main Idea And Supporting Details in 3rd Grade Reading with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

← Back to flashcard decks

What this deck covers

This deck focuses on Determine Main Idea And Supporting Details, giving you a quick way to review the definitions, rules, and examples that matter most for 3rd Grade Reading.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

3rd Grade Reading Flashcards: Determine Main Idea And Supporting Details

1

/ 30

0 reviewed

0% Complete

0 reviewing
QUESTION

Which sentence is a supporting detail, not a main idea: 'Dogs are popular pets' or 'Some dogs are trained to help people'?

Tap or drag to reveal answer

ANSWER

Some dogs are trained to help people. This provides specific evidence about dogs, not the overall message.

Swipe Right = I Know It! 🎉

Swipe Left = Still Learning

All flashcards

Flashcard 1: Which sentence is a supporting detail, not a main idea: 'Dogs are popular pets' or 'Some dogs are trained to help people'?

Answer: Some dogs are trained to help people. This provides specific evidence about dogs, not the overall message.

Flashcard 2: Which summary best matches recounting key details: 'It was cool' or 'It explained three ways to save water'?

Answer: It explained three ways to save water. Recounting means retelling specific information, not giving opinions.

Flashcard 3: What is the topic of a text?

Answer: The subject the text is about, usually one or two words. Topic names what the text discusses, not the message about it.

Flashcard 4: What are key details in an informational text?

Answer: Important facts and examples that explain the main idea. They provide evidence and support for the central message.

Flashcard 5: What is the main idea of an informational text?

Answer: The most important point the whole text explains. It's the central message that all details support.

Flashcard 6: Which type of information is most likely a key detail: a repeated fact or a minor side note?

Answer: A repeated fact. Repeated facts are emphasized and likely important to the main idea.

Flashcard 7: What is a supporting detail?

Answer: A detail that explains, proves, or gives an example of the main idea. Supporting details provide evidence for the central message.

Flashcard 8: Which sentence is a main idea statement: 'Many frogs live near ponds' or 'Frogs are green'?

Answer: Many frogs live near ponds. It makes a complete statement about frogs, not just a single fact.

Flashcard 9: Identify the main idea: 'Bees help plants by moving pollen. This helps plants make seeds.'

Answer: Bees help plants by moving pollen. This sentence states the overall message; the second adds detail.

Flashcard 10: Which detail best supports the main idea 'Exercise keeps people healthy'?

Answer: It strengthens the heart and muscles. This detail directly shows how exercise benefits health.

Flashcard 11: What does it mean to recount key details from a text?

Answer: Tell the important details again in your own words. Recounting means retelling the key facts in a new way.

Flashcard 12: Choose the best main idea for these details: 'It has a trunk. It has branches. It has leaves.'

Answer: A tree has many parts. This statement encompasses all the specific parts mentioned.

Flashcard 13: Identify the key detail: 'Penguins cannot fly. They use flippers to swim. Some birds sing.'

Answer: They use flippers to swim. This fact about penguins is specific and important to the topic.

Flashcard 14: Which detail does NOT support the main idea 'Rainforests have many animals'?

Answer: Rainforests are found near the equator. Location doesn't relate to the variety of animals in rainforests.

Flashcard 15: What is the difference between a topic and a main idea?

Answer: Topic is the subject; main idea is what the author says about it. Topic names the subject; main idea states the key message.

Flashcard 16: What is the best way to explain how a detail supports the main idea?

Answer: Tell how the detail explains or proves the main idea. Show the connection between the detail and the central message.

Flashcard 17: Which clue often signals a key detail: an example word like 'for example' or a greeting word like 'hello'?

Answer: An example word like "for example.". Example phrases signal that supporting evidence follows.

Flashcard 18: If a paragraph has a topic sentence, where is it most often found?

Answer: At the beginning of the paragraph. Topic sentences typically introduce the paragraph's main point.

Flashcard 19: Identify the main idea: 'The sun warms Earth. It gives light. Plants use sunlight to grow.'

Answer: The sun helps life on Earth. All three details show different ways the sun supports life.

Flashcard 20: What should you do if a paragraph has several details but no clear main idea sentence?

Answer: Combine the key details into one sentence that states what they share. Find the common thread connecting all the details.

Flashcard 21: What is a supporting detail supposed to do for the main idea?

Answer: Explain, prove, or give examples that make the main idea clear. Supporting details strengthen and clarify the central message.

Flashcard 22: Which detail is most likely a key detail: a repeated fact or a minor side fact?

Answer: A repeated fact. Repeated facts emphasize importance; side facts are less relevant.

Flashcard 23: What is the first step you should take to find the main idea of a paragraph?

Answer: Identify the topic and what the author says about it. Start by finding what the text discusses and the author's point.

Flashcard 24: Which text feature often states or hints at the main idea: title or page number?

Answer: Title. Titles summarize content; page numbers just organize pages.

Flashcard 25: What is a good signal that a sentence may be a key detail?

Answer: It gives an important fact, definition, example, or reason. Key details provide specific support for the main point.

Flashcard 26: Identify the main idea: 'Bees help plants by moving pollen from flower to flower.'

Answer: Bees help plants by moving pollen. This sentence states what bees do for plants.

Flashcard 27: Identify the topic: 'Bees help plants by moving pollen from flower to flower.'

Answer: Bees. The topic is what the sentence is about.

Flashcard 28: Which sentence is the main idea: (A) 'Many birds migrate.' (B) 'Geese fly south in winter.'

Answer: A: Many birds migrate. A is general; B is a specific example of A.

Flashcard 29: Identify the best main idea statement for a paragraph about rainforests having many animals and plants.

Answer: Rainforests are home to many different living things. This captures the diversity described in the paragraph.

Flashcard 30: Choose the best main idea: Details: libraries have books, computers, and programs; people borrow materials and learn there.

Answer: Libraries provide resources and learning opportunities for people. This sentence covers all library services mentioned.