Rocks

Grade 1 · General Science

Semester 2 | Period 4 | Week 20

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Subject: General Science

Semester: 2

Period: 4

Week: 20

Week 20
School Name:
Teacher’s Name:
Subject: General Science
Grade Level: Grade 1
Date: Week 20
Lesson Duration: 45 minutes
Week & Period: Week 20, Period 4
Topic: Rocks
Sub-topic: Characteristics of Rocks; Local Examples
Learning Objectives
By the end of the lesson, students should be able to:

  • Describe rocks by size, shape, and color.
  • Identify local rocks in their environment.
  • Sort stones and pebbles based on observable characteristics.

Previous Knowledge
Students already know:

  • Rocks and soil are part of the Earth.

Instructional Materials

  • Different sizes of stones and pebbles
  • Pictures of local rocks
  • Chart paper for sorting

Lesson Development – ABC Model
A – Anticipation (Warm-up / Starter) Time: 5–10 minutes

  • Teacher shows different stones and asks: “How are these different?”
  • Students describe size, shape, and color.

B – Building Knowledge (Main Lesson Body)

Time: 25–30 minutes

Learners’ Activities (Expanded):

  • Teacher introduces rocks as the hard parts of the Earth and explains that rocks are not all the same.
  • Students observe and touch real samples of stones, pebbles, and small rocks brought to class or collected from the school compound. Teacher encourages them to use their senses: “Is it smooth or rough? Heavy or light?”
  • In small groups, students sort the rocks by:
    • Size: big vs. small.
    • Shape: round vs. irregular.
    • Color: light-colored vs. dark-colored.
  • Teacher shows pictures or charts of mountains, gravel, pebbles, and boulders to illustrate how rocks can look in nature.
  • Students draw and label at least two rocks they observed, showing the size, shape, or color in their drawings.
  • Teacher demonstrates that rocks can be used for building, grinding, and decoration, showing local examples like bricks, grinding stones, or pebbles in gardens.

Assessment Checks:

  • Oral questions:
    • “Which rock is bigger?”
    • “Which rock is darker?”
    • “Which rock is round?”
  • Pair/peer check: Students explain to each other why they put certain rocks in the same group.
  • Teacher quick review: Students hold up one rock and describe one feature (size, shape, or color).

Notes (Expanded & Detailed):

  • Rocks are natural solid materials found on the Earth.
  • They are harder than soil and give the Earth shape and support.
  • Rocks vary:
    • Size – very big (mountains), medium (stones), or small (pebbles).
    • Shape – smooth and round (river pebbles) or rough and irregular (broken stones).
    • Color – light (white, yellow, gray) or dark (black, brown).
  • Sorting and classifying rocks helps us understand that not all rocks are the same and improves observation skills.
  • Reminder: Many buildings, roads, and tools are made using rocks.

C – Consolidation (Conclusion & Assessment) Time: 5–10 minutes
Summary:

  • Recap characteristics of rocks and how to sort them.

Evaluation Method (Expanded):
• Exit slip/quiz: Students name 2 characteristics of rocks.
• Teacher will collect slips and provide oral feedback.
Assignment (Expanded):

  • Collect 3 different rocks at home and describe them.

Follow-up Activity:

  • Nature walk to find and classify rocks in the school compound.

Differentiation / Inclusive Strategies

  • Allow students with motor difficulties to handle smaller, lightweight stones.
  • Use visual charts to show rock types.

Teacher’s Reflection (After Class)
• What worked well? ___________________________________________
• What needs improvement? ____________________________________
• Students’ engagement level: ☑ High ☑ Medium ☑ Low