K-6 Science for the Next Generation

Lesson Plans
Rock Formation

Learning Objectives

  • Understand the classification of rocks into igneous, sedimentary, and metamorphic based on their formation processes.
  • Describe the process of igneous rock formation from cooling magma or lava.
  • Explain how sedimentary rocks are formed from the compaction of sediments over time.
  • Identify how heat and pressure transform existing rocks into metamorphic rocks.
  • Recognize examples of each type of rock and their formation environments.

Introduction and Hook

Begin with a captivating story or image of a volcano erupting to introduce the concept of rock formation. Discuss how this natural event leads to the creation of igneous rocks.

Go to the Lesson

Introduce the three main types of rocks: igneous, sedimentary, and metamorphic. Use a simple diagram to show the rock cycle.

Direct Instruction

Explain the process of igneous rock formation from cooling magma or lava. Use the 'Rock and Minerals' video to illustrate the process with real-world examples.

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Describe how sedimentary rocks form from the compaction of sediments over time. Use images of sedimentary rock layers to highlight this process.

Discuss how heat and pressure transform existing rocks into metamorphic rocks. Provide examples such as marble and slate.

Guided Exploration

Watch the 'Using Rocks and Minerals' video to explore the significance of rocks in everyday life. Discuss how different types of rocks are used in construction and technology.

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Engage students in a discussion about the environments where different types of rocks are found. Encourage them to think about local examples.

Hands-On Activity

Conduct a rock classification activity where students sort rock samples into igneous, sedimentary, and metamorphic categories based on their characteristics.

Use the 'Properties of Rocks' assessment to guide students in observing and testing different rock samples. This hands-on activity reinforces their understanding of rock properties.

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Independent Practice

Assign students to explore their surroundings and identify examples of igneous, sedimentary, and metamorphic rocks. Have them document their findings with photos or drawings.

Encourage students to complete the 'Rocks Around Us' assessment, where they observe and draw rocks from different locations, noting their descriptions and uses.

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Check for Understanding

Conduct a class discussion to review the key concepts of rock formation. Ask students to share their observations from the independent practice activity.

Use the 'How Rocks Form – Comprehension' assessment to evaluate students' understanding of the rock cycle and formation processes.

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Review and Reflection

Have students reflect on what they learned about rock formation by writing a short paragraph about their favorite type of rock and why.

Encourage students to share their reflections with the class, fostering a collaborative learning environment.

Assessment and Extension

Administer the 'Review – Rocks and Soil' assessment to test students' comprehension of the unit's key concepts.

Try the Quiz
Assessment thumbnail

For students seeking further exploration, suggest researching famous geological formations and presenting their findings to the class.

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