Management of E-Waste Jss 3 plan

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LESSON PLAN

MANAGEMENT OF E-WASTE

Subject Digital Technologies
Class JSS 3
Term Third Term
Week 1
Topic Management of E-Waste
Duration 40 Minutes
Date ________________

Instructional Objectives

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

  1. Define electronic waste (e-waste).
  2. Identify common sources of e-waste.
  3. Explain safe methods of managing and disposing of e-waste.
  4. Describe environmental effects of improper e-waste disposal.
  5. State ways of reducing e-waste in their homes and schools.

Instructional Materials

  • Pictures of discarded electronic devices.
  • Old keyboards, chargers, cables or other safe electronic components.
  • Recycling materials and environmental posters.
  • Whiteboard and markers.

Previous Knowledge

Students have used or seen electronic devices such as mobile phones, computers, televisions and radios.

Reference Materials

  • JSS 3 Digital Technologies lesson note on Management of E-Waste.
  • Relevant school-approved Digital Technologies textbooks.
  • Environmental awareness and electronic waste management materials.

Lesson Presentation

Stage / Time Teacher's Activities Students' Activities
Introduction
5 minutes
Shows pictures of old phones, damaged computers and used chargers. Asks students what happens when electronic devices become faulty or unwanted. Observe the pictures, identify the devices and share experiences of unwanted electronic equipment.
Step 1: Meaning and Sources
8 minutes
Defines e-waste and explains its sources, including homes, schools, offices and industries. Gives familiar examples. Define e-waste in their own words and list examples and sources.
Step 2: Safe Management
10 minutes
Explains reuse, repair, refurbishment, recycling, responsible donation and the use of appropriate collection centres. Warns against burning or careless dismantling. Identify suitable management methods for different discarded electronic devices.
Step 3: Environmental Effects
7 minutes
Explains how improper disposal can cause soil, water and air pollution, health risks and loss of recoverable materials. Discuss environmental effects and suggest ways to prevent them.
Step 4: Class Activity
5 minutes
Divides students into small groups. Asks each group to identify three examples of e-waste and recommend a safe management method for each. Work in groups, classify examples and present their recommendations.
Conclusion
5 minutes
Summarises the meaning, sources, safe management methods and environmental effects of e-waste. Asks oral revision questions. Answer questions, recall key points and record the assignment.

Board Summary

  1. Meaning: E-waste is discarded electrical and electronic equipment.
  2. Sources: Homes, schools, offices and industries.
  3. Management: Reuse, repair, refurbishment, recycling and responsible collection.
  4. Environmental effects: Soil pollution, water pollution, air pollution, health risks and ecosystem damage.
  5. Prevention: Maintain devices, extend their useful life and use suitable collection or recycling facilities.

Evaluation

  1. What is e-waste?
  2. Mention four sources of e-waste.
  3. Explain three safe methods of managing e-waste.
  4. State three environmental effects of improper e-waste disposal.
  5. Mention two ways students can help reduce e-waste.

Assignment

List five electronic devices that may become e-waste. For each device, state one possible danger of improper disposal and one safe method of managing it.

Teacher's Reflection

Were the lesson objectives achieved? __________________________________________

What difficulties did students encounter? _____________________________________

What improvements are needed for the next lesson? _____________________________

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