Lesson Plan Template
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Grade
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Subject
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Section
Kindergarten
Math
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Competency
Measurement (K)
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Aligned Standards
Measurement and Data
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Strand
K.MD.A.1
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Vocabulary
- length
- longer
- shorter
Compare Lengths (long and Short)
Prerequisite Skill
None Assigned
Materials and Preparation
- TeachTastic Worksheet Pack: Includes activities and visuals for comparing lengths.
- Chains or Strings: For hands-on comparison activities.
Learning Objectives
Students will be able to compare and distinguish between the lengths of objects, identifying which are longer and which are shorter.
Introduction
Begin with a simple activity where students compare the length of their arms with a partner, discussing which is longer and which is shorter, to introduce the concept of length comparison.
Explicit Instruction/Teacher modeling
Learn with an example:
- Display one chain with 4 links and another with 5 links. Ask students to observe and decide which is shorter and which is longer. Repeat with different objects like strings of varying lengths.
- Question: "Which chain is shorter?"
- Solution:
This chain is shorter: The chain with 4 links.
This chain is not shorter. It is longer: The chain with 5 links.
Related Products
No Products are Available
Guided Practice
Students will be given the "Lengthy Comparisons" worksheet. They'll work on comparing lengths of various objects pictured, deciding which are longer and which are shorter.
Independent Practice
Students will complete the "Measuring Up" worksheet, where they apply what they've learned to more examples, drawing lines or objects to show understanding of long and short.
Differentiation
Support
- For students who need extra help, provide one-on-one or small group sessions with tangible items for hands-on comparison.
- Use a variety of everyday objects to reinforce the concept of length in relatable terms.
Extension
- Introduce the concept of measuring length using non-standard units (e.g., paper clips, blocks).
- Challenge students to order a set of objects from shortest to longest.
Assessment
Evaluate students based on their performance in guided and independent practice.
Review and closing
Summarize the lesson by emphasizing the importance of being able to compare lengths and how this skill applies in everyday situations. Highlight student discoveries and examples of successful comparisons.
Misconceptions
- Students may focus solely on the quantity of items (e.g., number of links in a chain) rather than their actual length. Emphasize the importance of visual and physical comparison.
- Some students might confuse length with height or width. Clarify these concepts with examples.