Primary 2 Computer Studies: Revisiting IT Devices and Uses

Review key topics in Primary 2 Computer Studies, including parts of a computer, IT devices, and uses of digital wristwatches and smart phones. Improve student understanding

Subject: Computer Studies

Class: Primary 2

Term: Third Term

Week: 1

Topic: Revision

Sub-Topic: N/A (General Review)

Duration: 40 minutes

Behavioural Objectives: At the end of the lesson, pupils should be able to:

  • Recall key points from previous topics.
  • Answer questions about previous lessons in computer studies.
  • Show understanding of the uses of a computer and its parts.

Key Words: Computer, keyboard, monitor, mouse, smart phone, wristwatch

Entry Behaviour: Pupils have prior knowledge of various topics covered during the last term.

Learning Resources and Materials:

  • Pictures of computer parts (keyboard, monitor, mouse).
  • Pictures of IT devices (smart phone, wristwatch).
  • Reference books and resources: Lagos State Scheme of Work.

Building Background / Connection to Prior Knowledge:

  • Begin by asking students to share what they remember from the last term’s lessons in computer studies.

Embedded Core Skills:

  • Listening
  • Speaking
  • Critical thinking
  • Problem-solving

Learning Materials:

  • Chart paper
  • Whiteboard markers
  • Student notebooks

Instructional Materials:

  • Pictures of computer parts and IT devices.
  • Charts for revision and explanations.


  • Review main topics from last term, including the parts of a computer and their functions.
  • Discuss smart phones and their uses.
  • Review digital wristwatches and their parts.
  • Look back at uses of IT devices and examples.

Parts of a Computer – Mouse

  1. What is a Computer Mouse?
    • A mouse is a small device that looks like a live mouse 🐭.
    • It helps you control what happens on the computer screen.
  2. Features of a Computer Mouse:
    • Buttons: There are usually two buttons on a mouse. One on the left and one on the right.
    • Scroll Wheel: Some mice have a wheel in the middle that you can use to scroll up and down.
  3. Function of a Computer Mouse:
    • Pointing and Clicking: You use the mouse to move a small arrow called a “cursor” on the screen.
    • Clicking: Pressing the buttons lets you choose items on the screen.
    • Dragging: You can click and hold the mouse button to move things around on the screen.
  4. How to Use a Mouse:
    • Single click: Tap the left button once.
    • Double click: Tap the left button twice quickly.
    • Right-click: Tap the right button once.
  5. Examples of Mouse Uses:
    • Drawing: You can draw pictures on the computer using the mouse.
    • Playing Games: The mouse is useful for playing computer games.
    • Selecting: Use the mouse to highlight or select text or items on the screen.


  • Draw a picture of a computer mouse.
  • List the buttons you can find on a mouse.

Class Activity Discussion :

  1. What is a computer mouse?
    • It is a small device that helps you control the computer.
  2. What does a computer mouse look like?
    • It looks like a live mouse and can fit in your hand.
  3. How many buttons does a mouse usually have?
    • It usually has two buttons, one on the left and one on the right.
  4. What is the wheel in the middle of the mouse called?
    • It’s called the scroll wheel.
  5. What is the scroll wheel for?
    • It’s used to move up and down on the screen.
  6. What do you use the mouse for?
    • You use the mouse to control the cursor on the computer screen.
  7. What is a cursor?
    • A cursor is a small arrow on the screen that shows you where you are pointing.
  8. How do you click a mouse?
    • You press one of the buttons on the mouse.
  9. What does “single click” mean?
    • It means pressing the left button one time.
  10. What does “double click” mean?
  • It means pressing the left button two times quickly.
  1. What does “right-click” mean?
  • It means pressing the right button one time.
  1. What are some things you can do with a mouse?
  • You can play games, draw pictures, and select text.
  1. How do you select something on the screen?
  • You move the cursor over it and click the button.
  1. What should you be careful of when using a mouse?
  • Be gentle with the buttons and use it on a flat surface.
  1. Can you use a mouse with any computer?
  • Yes, you can use a mouse with most computers.


Step 1: The teacher revises the previous topic, which was “Uses of IT Devices.”

  • Ask students to recall the uses of different IT devices such as calculators, mobile phones, and digital wristwatches.
  • Encourage students to share their answers and discuss any questions they have.

Step 2: The teacher introduces the new topic, which is a general review of the previous term’s lessons.

  • Provide a brief overview of all the main topics covered last term: parts of a computer, smart phones, digital wristwatches, and uses of IT devices.
  • Encourage students to ask questions and share their knowledge.

Step 3: The teacher allows the pupils to give their own contributions and corrects them when and where necessary.

  • Facilitate a class discussion where students can express their thoughts on the topics covered.
  • Provide guidance and clarification as needed.

Teacher’s Activities:

  • Lead the discussion on previous topics.
  • Ask questions to gauge students’ understanding and knowledge.
  • Offer explanations and examples to clarify concepts.

Learners’ Activities:

  • Answer questions and participate in discussions.
  • Share what they remember about the topics.
  • Listen and take notes on any new information provided.


  • Observe students’ participation in class discussions.
  • Listen to students’ answers to questions and check for understanding.

Evaluation :

  1. A computer mouse looks like a _______.
    • a) cat
    • b) dog
    • c) bird
    • d) live mouse 🐭
  2. A computer mouse is used to control the _______ on the screen.
    • a) colors
    • b) shapes
    • c) cursor
    • d) letters
  3. A mouse usually has _______ buttons.
    • a) two
    • b) three
    • c) four
    • d) five
  4. The button on the left side of the mouse is used for _______ clicking.
    • a) jumping
    • b) sliding
    • c) left
    • d) right
  5. The wheel in the middle of the mouse is called the _______.
    • a) turning wheel
    • b) spin wheel
    • c) move wheel
    • d) scroll wheel
  6. You use the scroll wheel to move the screen _______ and down.
    • a) left
    • b) right
    • c) up
    • d) round
  7. Pressing the right button on the mouse is called a _______.
    • a) triple click
    • b) single click
    • c) left click
    • d) right-click
  8. Pressing the left button two times quickly is called a _______.
    • a) jump
    • b) double click
    • c) triple click
    • d) single click
  9. The mouse can be used to draw _______ on the computer.
    • a) sounds
    • b) lines
    • c) animals
    • d) fruits
  10. To select text on the screen, move the cursor and _______.
    • a) click the right button
    • b) move the wheel
    • c) drag your hand
    • d) click the left button
  11. You should hold the mouse gently and use it on a _______ surface.
    • a) soft
    • b) rough
    • c) flat
    • d) bumpy
  12. When you click a button on the mouse, you are giving the computer a _______.
    • a) task
    • b) command
    • c) question
    • d) choice
  13. When you use the mouse to drag, you are _______ things on the screen.
    • a) changing
    • b) stopping
    • c) moving
    • d) leaving
  14. When playing games on the computer, you can use the mouse to _______.
    • a) jump
    • b) move the character
    • c) pause the game
    • d) exit the game
  15. A computer mouse is an important part of using a _______.
    • a) book
    • b) toy
    • c) clock
    • d) computer

Evaluation Questions:

  1. What are some parts of a computer?
  2. What is the function of a monitor?
  3. How do you use a computer mouse?
  4. What is a smart phone?
  5. What are the uses of a smart phone?
  6. What is a digital wristwatch?
  7. How do you tell time on a digital wristwatch?
  8. What are some uses of IT devices?
  9. What did you learn about organizers?
  10. How do you use a keyboard?


  • The teacher goes around the class to check students’ answers and provides corrections and feedback as necessary.
  • Summarize the key points from the review.
  • Remind students to continue revising the topics for better understanding.
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