### Lesson Plan for Information Communication Technology (ICT)
**Grade:** Senior Secondary 1
**Topic:** Computing Devices 1 (Pre-computer age to 19th century)
**Duration:** 60 minutes
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#### Objectives:
By the end of this lesson, students will be able to:
1. Define what constitutes a computing device.
2. Identify and describe major computing devices used from the pre-computer age to the 19th century.
3. Understand the evolution of computing devices over this period.
#### Materials:
- Presentation slides
- Handouts with key points
- Whiteboard and markers
- Internet-enabled device for demonstration (if available)
- A video on the history of computing devices (optional)
#### Lesson Structure:
1. **Introduction (10 minutes)**
- **Greeting and Roll Call:** Start with greeting students and taking attendance.
- **Motivation:** Ask students if they have any idea about the first computers and what they were like. Use this to segue into the topic.
- **Lesson Objectives:** Briefly outline the objectives of the lesson so students know what to expect.
2. **Content Delivery (30 minutes)**
- **Definition and Importance (5 minutes):**
- Discuss what a computing device is.
- Explain the importance of understanding the history of computing devices.
- **Pre-Computer Age Devices (10 minutes):**
- **Abacus:** Describe its origin, use, and significance.
- **Antikythera Mechanism:** Discuss its purpose and importance as an ancient analog computer.
- **17th and 18th Century Devices (10 minutes):**
- **Slide Rule:** Explain what it is and how it was used for calculations.
- **Pascaline:** Introduce Blaise Pascal’s mechanical calculator and its impact.
- **Stepped Reckoner:** Gottfried Wilhelm Leibniz's device and its improvements over the Pascaline.
- **19th Century Devices (5 minutes):**
- **Difference Engine:** Introduce Charles Babbage’s invention and its significance as a precursor to modern computers.
- **Analytical Engine:** Explain the concept and its historical context.
- **Punch Card Systems:** Describe how these systems were used for data storage and processing and their impact on computing.
3. **Discussion and Q&A (10 minutes)**
- Encourage students to ask questions.
- Discuss how these early devices laid the groundwork for modern computers.
- Highlight any interesting facts or lesser-known information to engage students.
4. **Activity/Practical (5 minutes)**
- **Group Activity:** Divide students into small groups and assign each a computing device to briefly research online (if facility is available).
- Ask each group to present a summary of their findings to the class. (For classroom without internet, provide printed materials for research).
5. **Summary and Homework (5 minutes)**
- Recap the key points discussed in the lesson.
- **Homework Assignment:** Ask students to write a short essay (1-2 pages) on their favorite pre-19th century computing device and its significance.
- Provide additional reading materials or links for students who wish to explore further.
6. **Closing**
- Thank the students for their participation.
- Announce the next topic for the upcoming class.
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#### Assessment:
- Participation in class activities and discussions.
- Completion and quality of the homework assignment.
#### Additional Resources:
- Video clips on the history of computing devices (e.g., YouTube documentaries).
- Links to articles and historical timelines of computing devices.
This lesson plan ensures students gain foundational knowledge on the evolution of computing devices, which is crucial for understanding modern computer systems.