Begin the lesson with an engaging question: 'Have you ever wondered how the flat plains and deep valleys around us are formed?' This will spark curiosity and set the stage for the lesson.

Introduce the characteristics of plains, explaining their formation through erosion and sediment deposition. Highlight major plains like the West Siberian Plain and the Great Plains.

Explain valley formation by weathering and erosion, using examples like the Napa Valley to illustrate V-shaped valleys formed by rivers.

Watch a video on the processes of erosion and sediment deposition to understand how plains and valleys are shaped. This visual aid will help students grasp complex geological processes.

Discuss with students how water and wind play a crucial role in shaping landscapes, encouraging them to think about local examples of plains and valleys.

Create a simple model using sand, water, and a tray to simulate the formation of plains and valleys. This hands-on activity will reinforce the concepts of erosion and deposition.

Assign students to research a plain or valley of their choice and present their findings, focusing on its formation and geographical significance.

Use the 'Earth’s Landforms' assessment to evaluate students' ability to identify and describe various landforms, including plains and valleys.

Have students reflect on what they learned about the role of water and wind in shaping landscapes. Encourage them to share their thoughts in a class discussion.

Administer the 'Comprehension – Earth’s Landforms' assessment to reinforce understanding of how different landforms are created and their characteristics.

Encourage students to explore local landforms through the 'Local Land and Water Features' assessment, promoting hands-on exploration and critical thinking.

Conclude with the unit quiz to assess overall comprehension of the topic.