Discovering Block Graphs in Everyday Data

Lesson Plan on Block Graphs

Subject: Mathematics
Class: Basic 2
Term: First Term
Week: 5
Age: 6-7 years
Topic: Block Graphs
Sub-topic: Understanding and Reading Block Graphs
Duration: 40 minutes

Behavioral Objectives:

By the end of the lesson, students should be able to:

1. Define a block graph.
2. Explain the purpose of a block graph.
3. Identify examples of block graphs.
4. Answer questions based on a given block graph.

Keywords:

• Block Graph
• Data
• Information
• Chart
• Children’s Birthdays

Set Induction:

Begin by showing the class different types of charts and ask, “Can anyone tell me what we use charts for?”

Entry Behavior:

Students are familiar with counting objects and numbers.

Learning Resources and Materials:

• Printed block graphs
• Charts with block graphs
• Visual aids showing examples of data

Building Background/Connection to Prior Knowledge:

Ask students if they have ever seen a chart or picture showing numbers or data and discuss how charts help us understand information better.

Embedded Core Skills:

• Critical thinking
• Data interpretation
• Counting skills

Learning Materials:

• Lagos State Scheme of Work (for reference)
• Printed examples of block graphs

Instructional Materials:

• Graph paper
• Colored markers

Content

Definition of Block Graph:
A block graph is a type of graph that presents information without pictures, using blocks to represent data.

Examples of Block Graphs:
Block graphs can show various types of information, such as the number of children born each month in a year.

Example Block Graph Activity:
The block graph below shows the number of children born each month from January to December.

15 Fill-in-the-Blank Questions:

1. A graph that shows information using blocks is called a ________.
   • a) bar graph b) block graph c) line graph d) pie chart
2. Block graphs help us understand ________.
   • a) stories b) numbers c) letters d) sounds
3. In January, ________ children celebrated their birthdays.
   • a) 2 b) 3 c) 4 d) 1
4. February had ________ birthday celebrations.
   • a) 1 b) 2 c) 3 d) 4
5. In December, there were ________ birthday celebrations.
   • a) 1 b) 2 c) 3 d) 4
6. The month with the most birthdays is ________.
   • a) January b) May c) December d) October
7. The month with no birthdays is ________.
   • a) May b) February c) October d) December
8. How many children celebrated in March?
   • a) 2 b) 3 c) 4 d) 5
9. April saw ________ birthday celebrations.
   • a) 1 b) 2 c) 3 d) 4
10. May had ________ birthday celebrations.
    • a) 3 b) 4 c) 2 d) 5
11. There are ________ children altogether in the year.
    • a) 24 b) 20 c) 15 d) 18
12. Block graphs do not use ________.
    • a) numbers b) colors c) blocks d) pictures
13. Block graphs show ________.
    • a) sounds b) information c) animals d) buildings
14. Which of these months had 3 birthday celebrations?
    • a) January b) February c) October d) May
15. ________ is one way we can present data.
    • a) Drawing b) Writing c) Block graphs d) Reading

15 Frequently Asked Questions (FAQs):

1. What is a block graph?
   A block graph is a type of graph that shows information using blocks.
2. Why do we use block graphs?
   Block graphs help us see and compare data easily.
3. How do block graphs show data?
   They use blocks instead of pictures to represent data.
4. What can a block graph represent?
   It can represent information like the number of children born each month.
5. Can block graphs use pictures?
   No, block graphs do not use pictures, only blocks.
6. Which month had the most birthdays in the example?
   May had the most birthdays with 4 children.
7. How many children were born in January?
   Three children were born in January.
8. Which month had no birthdays?
   October had no birthdays.
9. What type of information can block graphs show?
   They can show numbers, data, or amounts.
10. Are block graphs useful?
    Yes, they help us understand data quickly.
11. What month had only one birthday?
    February had one birthday.
12. Do block graphs show exact or estimated numbers?
    They show exact numbers.
13. How many children were born in December?
    Two children were born in December.
14. What is the total number of children born in the example?
    24 children.
15. Can children make block graphs?
    Yes, block graphs are simple and easy for children to make.

Presentation

Step 1: Review Previous Topic

The teacher begins by revisiting the previous lesson on “Counting and Arranging Data.”

Step 2: Introduce New Topic

Explain the meaning of block graphs. Show a printed block graph and describe how each block represents a certain number.

Step 3: Encourage Student Participation

Allow students to share their understanding of the graph and correct any misconceptions.

Teacher’s Activities:

1. Display different block graphs.
2. Explain the meaning and use of block graphs.
3. Ask students to interpret the given block graph.

Learners’ Activities:

1. Observe the block graphs presented.
2. Answer questions about the data shown.
3. Practice drawing their own simple block graph.

Assessment:

1. What is a block graph?
2. Why do we use block graphs?
3. How many children were born in March?
4. Which month had the highest number of birthdays?
5. Which month had no birthdays?
6. How many children were born in February?
7. Which months had 3 children born?
8. What month had 4 children born?
9. How many children were born in April?
10. How do block graphs help us understand information?

Conclusion:

The teacher reviews each student’s answers, providing feedback and clarifications.