Lesson Notes By Weeks and Term v3 - Primary 6

Lesson Video

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Performance objectives

• Tell time in seconds and minutes.
• Solve quantitative problems on time.
• Read journey timetables (trains & aeroplanes).
• Use time to plan daily activities.

Lesson summary

This topic on 'Time' in Primary 6 General Mathematics builds upon foundational knowledge of telling time. It delves deeper into practical applications of time management, quantitative problem-solving related to duration, and interpreting schedules. Understanding time is fundamental for students' daily lives in Nigeria, from managing school activities and household chores to understanding public transport schedules and planning for future events. This lesson equips learners with essential skills for effective time utilization and logical reasoning.

Lesson notes

This section provides detailed explanations of the core concepts for the teacher to deliver to the students.

A. Units of Time: Seconds and Minutes Definition of a Second: A second (s) is the base unit of time. It is a very short duration. Many clocks have a second hand that moves in distinct steps.

Definition of a Minute: A minute (min) is a unit of time equal to 60 seconds.

Relationship: 1 minute = 60 seconds 1 hour = 60 minutes 1 day = 24 hours 1 week = 7 days 1 month = approximately 4 weeks (or 28, 29, 30, or 31 days) 1 year = 12 months = 365 days (or 366 days in a leap year) Telling Time in Seconds and Minutes (Recap): Analog Clock: The long, thin hand (or sometimes a red hand) moves quickly and points to the seconds. Each small mark between numbers represents one second. The minute hand moves slowly, pointing to the minutes. Each major number (1 to 12) represents 5 minutes (e.g., 3 means 15 minutes past).

Digital Clock: Shows time directly in hours, minutes, and often seconds (e.g., 10:30:15 means 10 hours, 30 minutes, 15 seconds).

Teacher activity

• Recap the conversion: 1 minute = 60 seconds, 1 hour = 60 minutes.
• Demonstrate using a stopwatch or a clock's second hand. Ask students to count silently for 10 seconds, 30 seconds.
• Provide simple conversion problems orally (e.g., "How many seconds in 2 minutes?", "How many minutes and seconds in 90 seconds?").

Evaluation guide

• The evaluation will be based on the provided guide and will include both formative (ongoing) and summative (end-of-lesson/week) assessments.
• Formative Assessment Strategies:
• Observation: The teacher observes students' participation in activities, their ability to work in pairs, and their engagement with the clock/stopwatch demonstrations.
• Question and Answer: Oral questions during the lesson to check understanding (e.g., "How many seconds are in 3 minutes?", "If a train leaves at 7:00 AM and arrives at 9:00 AM, how long was the journey?").
• Quick Checks: Short whiteboard activities where students quickly write down answers to conversion problems or simple time calculations.

Reference guide

• Second pendulum, stop-watch and clock.
• School Time-table or calendar, list schedule of flight.