Lesson 3: Dictionary
Lesson Plan
The Life Cycle of a Beetle

- Learning Goal
- Use a dictionary to determine the meaning of an unknown word.
- Duration
- Approximately 50 minutes
- Necessary Materials
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Provided: Independent Practice Worksheet
Not Provided: The Life Cycle of a Beetle by Bobbie Kalman, dictionaries
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Teacher Modeling
will explain that sometimes when I am reading, if I don’t know what a word means, I use a dictionary to look up the meaning of the word. I will read the section, “What is a beetle?” (pages 6–7) in The Life Cycle of a Beetle aloud. I will use a dictionary to look up the words “thorax” and “organs.” I will model how to find each word in the dictionary using alphabetical order and guide words. I will also model choosing the correct definition for each word by reading all the definitions and then rereading the sentence in the text. I will think aloud as I identify the correct meaning of each word based on what makes sense in the text.
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Think Check
Ask: How did I determine the meaning of unknown words? Students should respond that you used a dictionary. You used guide words on the top of the pages to help you find the words. Then once you found the right word you read all the definitions and thought about which definition makes the most sense in the context of the sentence.
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Guided Practice
will use a dictionary to look up the meaning of the words “abdomen,” “hind,” and “compound” from The Life Cycle of a Beetle. We will determine the correct definition of each word by thinking about the context of the paragraph or sentence. We will explain how we determined which meaning of each word was correct.
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Independent Practice
will read the section, “All grown up” (pages 18–19 from The Life Cycle of a Beetle) and use a dictionary to look up the words “species,” “mandibles,” “fierce,” and “larvae.” You will use the context of the paragraph or sentence to determine the correct meaning for each word. (Student Independent Practice is provided below in Teacher and Student Materials.) Note: You will have to provide students with pages 18–19 of The Life Cycle of a Beetle so that they can read the pages and use them with the Independent Practice worksheet.
Texts & Materials
Standards Alignment
(To see all of the ReadWorks lessons aligned to your standards, click here.)
This is an excellent source to teach guided reading.
I was not able to teach this lesson because the book is so hard to find. It was not available in my school library, the public library or at Barnes and Noble. In order to teach this lesson, you will have to order the book from Amazon and wait for it to be delivered.