Class: Junior Secondary School 1 (JSS1)
Term: First Term
Week: 7
Age: 12 years
Duration: 45 minutes
Subject: History
Curriculum Theme: History
Previous Lesson: Meaning, Examples and Uses of Tertiary Sources
Topic: Tertiary Sources: Projects, Bulletins and Memos
Subject Matter: Tertiary Sources: Projects, Bulletins and Memos
Specific Objectives
By the end of the lesson, learners should be able to:
- explain the meaning and purpose of secondary sources;
- give accurate examples;
- identify interpretation and cited evidence in a secondary account;
- state appropriate uses and limitations of secondary sources;
Reference Materials
- 9-Year Basic Education Curriculum for History
- Approved JSS1 History textbook and state scheme of work
- Teacher-checked library, museum or archive material relevant to the topic
Instructional Materials
- two short secondary-source extracts
- claim-evidence-interpretation chart
- publication-details cards
Rationale for the Lesson
Learners need practice moving beyond naming source types to using a secondary account for background, explanation, debate and references to further evidence.
Prerequisite/Previous Knowledge
Learners can distinguish a source created during an event from a later account about that event.
Lesson Content/Board Summary
Tertiary Sources
A tertiary source compiles, condenses or points users to information from primary and secondary sources. Examples include encyclopaedias, dictionaries, catalogues, indexes, bibliographies, directories and reference timelines.
Projects, Bulletins and Memos
These labels do not automatically identify a source type. A student project that analyses evidence may be secondary; a project produced during an event can be primary for a later study of that event. A bulletin or memo written by an office at the time may be primary, while a later bulletin summarising research may be tertiary or secondary. Classification depends on content, date and the research question.
Best Use
Use tertiary sources to learn key terms, obtain an overview and locate better sources. Then follow references to the original evidence or detailed scholarship. Because summaries remove detail, they should not be the only support for a disputed historical claim.
Classifying the Named Examples
A project report that merely summarises books may function as tertiary, while a project that compares evidence and develops an argument is secondary. A government memo produced during a decision is primary evidence for that decision. A later bulletin listing dates and references may be tertiary. Therefore, learners should inspect the author, date, purpose, content and relationship to the event before assigning a label.
A Classification Test
Ask three questions: Was it produced during or directly from the event? Does it analyse evidence and make an argument? Does it mainly compile or direct readers to other information? The answers usually indicate primary, secondary or tertiary use. When the result is uncertain, state the research question and explain the classification instead of guessing from the document’s name.
Teaching Methods/Instructional Techniques
Source-based enquiry, guided observation, modelling, comparison, collaborative analysis and evidence-focused questioning.
Instructional Procedures
Step 1: Recall
Time: 5 minutes
Teacher’s Activity: Reviews primary and secondary classification with two cards.
Learners’ Activity: Classify and explain each answer.
Learning Check: The teacher checks the stated product or explanation before moving on.
Step 2: Meaning and Purpose
Time: 9 minutes
Teacher’s Activity: Shows how historians select evidence and form interpretations.
Learners’ Activity: Separate claim, evidence and interpretation.
Learning Check: The teacher checks the stated product or explanation before moving on.
Step 3: Examples
Time: 10 minutes
Teacher’s Activity: Compares textbook, journal and biography extracts.
Learners’ Activity: Identify audience and purpose.
Learning Check: The teacher checks the stated product or explanation before moving on.
Step 4: Uses and Limits
Time: 9 minutes
Teacher’s Activity: Models using a secondary source for context and references while checking its evidence.
Learners’ Activity: Complete a usefulness table for a named question.
Learning Check: The teacher checks the stated product or explanation before moving on.
Step 5: Review
Time: 7 minutes
Teacher’s Activity: Presents a new extract.
Learners’ Activity: Write a supported judgement of its usefulness.
Learning Check: The teacher checks the stated product or explanation before moving on.
Objective-aligned checks:
- explain the meaning and purpose of secondary sources.
- identify interpretation and cited evidence in a secondary account.
- state appropriate uses and limitations of secondary sources.
Step 6: Conclusion
Time: 5 minutes
Teacher’s Activity: Summarises the lesson through the research question and corrects unsupported claims.
Learners’ Activity: State one conclusion, its supporting evidence and one remaining question.
Lesson Keywords
- history — evidence-based study of the past
- source — material from which information is obtained
- evidence — information used to support or question a claim
- interpretation — an explanation based on selected evidence
- context — the circumstances surrounding a source or event
Lesson Evaluation
- Define a secondary source.
- Give four examples and explain one.
- Identify one claim and its supporting evidence in an extract.
- State three uses of secondary sources.
- State two limitations and one way to address them.
Assignment/Homework
Read a short textbook account. Write its main interpretation, two pieces of evidence it uses and one primary source you would like to examine.
Differentiation
- Support: Provide labelled source cards, sentence starters and a partially completed evidence table.
- Extension: Learners compare the interpretations of two authors and identify the evidence each selects.
- Accessibility: Permit paired reading, oral recording, enlarged print or tactile-safe replicas where appropriate.
Note for Teachers
Keep the research question visible. Usefulness is judged for a particular purpose, not as a permanent score attached to a source.

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