Class: Junior Secondary School 3 (JSS3, JSS 3)
Term: 1st Term
Week: 1
Age: 14 years
Duration: 45 minutes
Subject: Basic Science And Technology
Curriculum Theme: Computer Studies
Previous Lesson:
Topic: Internet
Subject Matter: Examples of search engines: google.com, mama.com, ask.com, yahoo.com.

Specific Objectives

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

Cognitive Domain:
(a) Identify examples of search engines used on the internet.
(b) Explain the functions and uses of search engines in retrieving information online.
Affective Domain:
(a) Appreciate the importance of using reliable search engines for academic and personal research.
Psychomotor Domain:
(a) Demonstrate how to use a search engine to find information.
Social Domain:
(a) Work cooperatively in groups to share information found using different search engines.

Reference Materials

The following resources was used in planning this lesson:

9 Years Basic Education Curriculum
Lagos State Unified Scheme of work for Junior Secondary Schools
Google – “How Search Works” (https://www.google.com/search/howsearchworks)
Relevant Textbooks

Instructional Materials

The teacher will teach this lesson with the aid of:

Computer system with internet connection
Projector or smartboard
Chart showing examples and logos of search engines
Whiteboard and marker
Smartphone or tablet (for demonstration)

Rationale for the Lesson

This lesson enables pupils to identify major search engines and understand how they help users locate information quickly and efficiently on the internet.

Prerequisite/Previous Knowledge

Pupils have previously learned about the internet and its uses; they are familiar with browsing websites and using digital devices to access information.

Lesson Content/Board Summary

Internet

Meaning of Search Engines

A search engine is an online tool or program that helps users find information on the internet by entering keywords or phrases. It works by searching a large database of web pages and displaying relevant results.

Examples of Search Engines

Search engines are created by different organizations, and they all perform the same basic function of helping users locate information.
Examples include:

Google (www.google.com) – The most popular search engine known for accuracy, speed, and user-friendly results.
Yahoo (www.yahoo.com) – A search engine that also provides email and news services.
Ask (www.ask.com) – A question-and-answer-based search engine that displays direct responses to queries.
Bing (www.bing.com) – A search engine developed by Microsoft that provides images, videos, and map results.
Mama (www.mama.com) – A metasearch engine that compiles results from several other search engines.

Functions of Search Engines

Search engines perform specific tasks that make browsing efficient and organized.
The following are the main functions of search engines:

Help users locate information, images, videos, and files online.
Sort and display search results according to relevance and accuracy.
Provide suggestions based on keywords entered.
Save time by offering direct links to websites containing needed information.
Help in online research, education, and business transactions.

Importance of Using Search Engines

Search engines are important because they make information retrieval fast, accurate, and accessible.
The following are the importance of search engines:

They help students and teachers find educational materials easily.
They support research and innovation.
They assist in learning new skills and solving problems.
They improve global communication by connecting people to information worldwide.
They make online business, marketing, and advertising easier.

Teaching Methods/Instructional Techniques:

Discussion, Lecture, Explanation, Demonstration, Group Work, Question and Answer, Visual Aids

Instructional Procedures

To deliver this lesson, the teacher will adopt the following steps:

Step 1: Introduction

Time: 5 minutes
Teaching Skill: Set Induction
Teacher’s Activity: The teacher asks pupils how they find information online and links their responses to the use of search engines.
Pupils’ Activity: Pupils respond by mentioning Google or other familiar search tools.
Learning Point: Pupils are introduced to the concept of search engines.

Step 2: Explanation of Search Engines

Time: 8 minutes
Teaching Skill: Explanation
Teacher’s Activity: The teacher explains the meaning and function of search engines with examples and diagrams.
Pupils’ Activity: Pupils listen attentively and take notes.
Learning Point: Pupils understand what search engines are and how they work.

Step 3: Examples of Search Engines

Time: 10 minutes
Teaching Skill: Discussion
Teacher’s Activity: The teacher lists and discusses examples of popular search engines such as Google, Yahoo, Bing, Ask, and Mama, showing their logos and URLs.
Pupils’ Activity: Pupils identify and mention other search engines they know.
Learning Point: Pupils can name and recognize different search engines.

Step 4: Demonstration of Search Engine Use

Time: 10 minutes
Teaching Skill: Demonstration
Teacher’s Activity: The teacher demonstrates how to search for a topic using Google and shows how to read search results.
Pupils’ Activity: Pupils practice using their devices or watch attentively as the demonstration is done.
Learning Point: Pupils learn how to use a search engine effectively.

Step 5: Note-Taking

Time: 5 minutes
Teaching Skill: Explanation
Teacher’s Activity: The teacher dictates or writes the board summary for pupils to copy into their notebooks.
Pupils’ Activity: Pupils copy the notes carefully.
Learning Point: Pupils have accurate notes on examples and functions of search engines.

Step 6: Evaluation/Review

Time: 5 minutes
Teaching Skill: Questioning
Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

What is a search engine?
Mention four examples of search engines.
List two functions of a search engine.
Mention two importance of using search engines.
Pupils’ Activity: Pupils respond orally to the questions.
Learning Point: Pupils demonstrate understanding of the lesson objectives.

Step 7: Conclusion

Time: 2 minutes
Teaching Skill: Reinforcement
Teacher’s Activity: The teacher summarizes the lesson, emphasizes key points, and encourages pupils to explore different search engines responsibly.
Pupils’ Activity: Pupils listen and ask questions.
Learning Point: Pupils are encouraged to apply knowledge of search engines in their daily learning.

Lesson Keywords

Search Engine – A program that finds information on the internet.
Browser – Software used to access and view web pages.
Keyword – A word or phrase entered to find information online.
Algorithm – A set of rules used by search engines to display results.
URL – The web address of a website.

Differentiation

Teacher provides additional support to slower learners through guided demonstrations, while advanced learners may assist others or explore less common search engines.

Note for teachers using this lesson plan

Ensure the classroom has access to the internet for live demonstration. Monitor students closely to ensure safe and responsible browsing. Reinforce digital literacy and online safety principles.