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Lesson plan of Size Comparison by Terms

Mathematics

Original Teachy

Size Comparison by Terms

Lesson Plan | Traditional Methodology | Size Comparison by Terms

KeywordsSize Comparison, Weight Comparison, Comparative Terms, Everyday Objects, Observation Skill, Critical Thinking, Expository Lesson, Elementary Education, Practical Concepts, Student Engagement
Required MaterialsPencil, Eraser, Books, Water bottles, Toys, Fruits (apple, orange), Simple scale, Table for displaying the objects

Objectives

Duration: 10 to 15 minutes

The purpose of this stage is to clearly present the objectives of the lesson so that students understand what will be learned and which skills will be developed. This will help guide the focus of the lesson and ensure that everyone is aware of the learning expectations.

Main Objectives

1. Teach students to compare the size of different objects, identifying which is larger, smaller, longer, narrower, heavier, and lighter.

2. Develop students' ability to use comparative terms correctly and appropriately when describing objects.

3. Encourage observation and critical thinking regarding the physical characteristics of objects.

Introduction

Duration: 10 to 15 minutes

The purpose of this stage is to capture students' interest and introduce the topic in an engaging manner. By connecting the content with everyday objects and interesting facts, students will feel more motivated and curious to learn. This will also help contextualize the learning, facilitating understanding and retention of information.

Context

To begin the lesson, explain to the students that today they will learn how to compare sizes and weights of different objects. Bring a variety of everyday items to the classroom, such as pencils, erasers, books, water bottles, toys, and fruits. Place these objects on a table where everyone can see. Tell the students that by the end of the lesson, they will be able to say which object is larger, smaller, longer, narrower, heavier, or lighter. This is very useful in daily life, for example, when we need to choose school supplies for our backpack or decide which fruit to eat depending on its size and weight.

Curiosities

Did you know that scales were invented more than 4,000 years ago? In ancient Egypt, people used scales to measure the weight of grains. Nowadays, we use scales for many purposes, from weighing ingredients in the kitchen to measuring our own weight. Comparing sizes and weights is a skill we use every day, even without realizing it!

Development

Duration: 50 to 55 minutes

The purpose of this stage is to deepen students' knowledge about comparing sizes and weights, providing detailed explanations and practical examples. This hands-on and expositional approach helps students understand the concepts in a concrete and applied manner, facilitating retention and use of comparative terms in everyday situations.

Covered Topics

1. Size Comparison: Explain to students how to compare the size of different objects. Use visual examples, such as a pencil and an eraser, to clearly show which is larger or smaller. Emphasize the importance of observing the dimensions of objects, both in length and width. 2. Weight Comparison: Demonstrate how to compare the weight of objects. Use a simple scale to show the weight of two different objects, such as an apple and an orange. Explain that the object that makes the scale go down more is the heavier one. 3. Comparative Terms: Introduce comparative terms such as larger, smaller, longer, shorter, heavier, and lighter. Provide practical examples and have students repeat the terms aloud while showing the corresponding objects. This way, they will learn to use these terms in their daily lives.

Classroom Questions

1. Which object is larger: a pencil or an eraser? 2. Which object is heavier: an apple or an orange? 3. Which object is longer: a book or a notebook?

Questions Discussion

Duration: 15 to 20 minutes

The purpose of this stage is to review and consolidate the knowledge acquired during the lesson, clarifying doubts and reinforcing the concepts taught. Through discussion and student engagement, the teacher can assess students' understanding and promote a collaborative learning environment.

Discussion

  • Explain that the pencil is larger than the eraser because it has a greater length. Show the two objects side by side to illustrate this difference.

  • Detail that the apple is heavier than the orange because, when placing them on the scale, the apple makes the scale go down more. Show this process using a simple scale in the classroom.

  • Describe that the book is longer than the notebook when placed side by side, indicating that the length of the book is greater. This can be demonstrated by holding the two objects so everyone can see the difference.

Student Engagement

1. Ask students to choose two objects from the table and compare their sizes and weights using the terms they have learned. 2. Ask: 'Why do you think it's important to know which object is heavier or lighter?' 3. Request students to describe an object in the classroom using at least two comparative terms (e.g., 'longer', 'narrower'). 4. Question: 'Can you think of other situations in daily life where we need to compare sizes and weights?' Encourage them to share examples.

Conclusion

Duration: 10 to 15 minutes

The purpose of this stage is to summarize and consolidate the main contents presented during the lesson, reinforcing the connection between theory and practice. By highlighting the relevance of the topic to students' daily lives, this stage aims to ensure that they understand the importance of the concepts learned and how to apply them in everyday situations.

Summary

  • Comparison of sizes and weights of different objects.
  • Use of comparative terms such as larger, smaller, longer, shorter, heavier, and lighter.
  • Practical and visual examples to illustrate the concepts.
  • Activities of object comparison by students using the terms learned.

During the lesson, everyday objects were used to demonstrate the concepts of size and weight comparison. This allowed students to visualize and apply comparative terms practically, facilitating their understanding and retention of the information presented.

Understanding how to compare sizes and weights is an essential skill for daily life. Whether choosing school supplies, deciding which fruit to eat, or organizing items at home, students frequently use these concepts. Additionally, this skill promotes the development of critical thinking and detailed observation.

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