Subject: Computer Studies
Class: Primary 3
Topic: Introduction to Input Devices
Term: Third Term
Week: 3
Duration: 40 minutes
A. Lesson Objectives
By the end of the lesson, pupils should be able to:
Define input devices in simple terms.
Identify common input devices.
State the functions of input devices.
Mention examples of input devices used at home and in school.
B. Instructional Materials
Real input devices (keyboard, mouse, microphone, etc.)
Flashcards with pictures of input devices
Computer system (if available)
Chart showing input and output devices
Whiteboard or chalkboard
C. Lesson Content
1. What Are Input Devices?
Input devices are the parts of a computer that we use to send or give instructions or data to the computer.
Simple definition:
Input devices help us to put information into the computer.
2. Functions of Input Devices
They help us type, click, draw, or speak into the computer.
They tell the computer what to do.
Without them, the computer cannot receive commands.
3. Examples of Input Devices
| Input Device | What It Does |
|---|---|
| Keyboard | Used to type letters and numbers |
| Mouse | Used to click and select things |
| Microphone | Used to speak or record voice |
| Scanner | Used to copy pictures or text |
| Joystick | Used to play games |
| Touchscreen | Used to touch and select items |
4. Places We Use Input Devices
At home – for typing or playing games
In school – for learning and drawing
In offices – for working with documents
In banks and shops – for entering data
D. Class Activities
Activity 1: Show and Tell
Show real or picture input devices. Pupils say their names and what they are used for.
Activity 2: Matching Game
Match pictures of input devices to their correct functions.
E. Evaluation (Assessment)
Ask pupils:
What is an input device?
Mention three examples of input devices.
What do we use a keyboard for?
Which input device do we use to play games?
Which input device allows us to speak into the computer?
F. Assignment
Draw and label two input devices.
Write one sentence on what each is used for.
G. Conclusion
Input devices are used to send information to the computer.
Examples include the keyboard, mouse, and microphone.
They help us to give instructions so the computer can work properly.
