Lesson Notes By Weeks and Term v3 - Primary 3

Lesson Video

This page supports the lesson note with a companion video and a short classroom-ready summary.

Performance objectives

• Identify early counting devices
• Identify early mechanical calculating devices
• Identify the land marks in the transition of early calculating devices to present day computers

Lesson summary

This topic introduces Primary 3 learners to the fundamental concept that computers, as we know them today, were not always available. It traces the journey of human beings' need for counting and calculating, from very basic methods to complex electronic machines. Understanding the history of computers helps learners appreciate the evolution of technology and its impact on daily life in Nigeria and globally. It also lays a foundation for comprehending how modern computational tools work.

Teacher activity

• Engages the pupils to count with fingers, stones, sticks, etc
• Demonstrates the use of Abacus
• Shows pictures of each computing device to the class

Evaluation guide

• Observation: The teacher will observe students' participation in discussions, their ability to identify devices from visuals, and their engagement in practical counting activities.
• Question and Answer: The teacher will pose questions throughout the lesson, checking for understanding of key terms and concepts.
• "Show me how you would count 8 oranges using your fingers."
• "Can anyone name a device people used to count before machines?"
• "What was the main difference between the Pascaline and Napier's Bones?"

Reference guide

• Sticks
• Stones
• Seeds
• Abacus
• Calculator
• Computer