K2L22 Wind Force

Lesson Duration: 45 minutes

Grade: K2

Preparation Time: 15 minutes

Learning Objectives

- Investigate how wind affects different structures

- Create simple structures to test wind resistance

- Explain how wind changes object movement

Materials Needed:

- "Three Little Pigs" storybook

- Paper cups (10 per group)

- Toothpicks (20 per child)

- Modeling clay (1 ball per child)

- K'Nex building sets

- Hair dryers (teacher use only)

- Building base plates

- Picture cards showing:

  • Strong/weak structures

  • Wind effects

  • Building designs

- Safety goggles

- Recording sheets with simple pictures

- Timer

Lesson Procedure

3 mins - Welcome Time

• Sing "Hello Song"

• Show wind pictures: "What can wind do?"

• Review safety rules

7 mins - Discovery Chat

• Read "Three Little Pigs" story

• Discuss different house materials

• Ask: "Why did wolf's breath work?"

• Introduce vocabulary: strong, weak, blow, fall

• Make predictions about buildings

12 mins - Hands-On Challenge 1: Cup Tower Test

• Part 1 (6 mins):

  - Demonstrate cup stacking techniques

  - Children build paper cup towers

  - Record tower heights

  - Use phrases: "Stack carefully!" "Make it tall!"

• Part 2 (6 mins):

  - Test towers with gentle blowing

  - Count how many blows to fall

  - Record results with stickers

  - Use phrases: "Blow gently!" "Count together!"

12 mins - Hands-On Challenge 2: Toothpick Engineering

• Part 1 (6 mins):

  - Show how to connect toothpicks with clay

  - Build simple structures

  - Make predictions about strength

  - Use phrases: "Connect firmly!" "Build strong!"

• Part 2 (6 mins):

  - Test with blowing first

  - Teacher demonstrates hair dryer test

  - Record which structures stood longest

  - Discuss why some stayed up

13 mins - Hands-On Challenge 3: K'Nex Challenge

• Part 1 (7 mins):

  - Show sample K'Nex house

  - Guide children in building

  - Create different wall patterns

  - Make predictions

• Part 2 (6 mins):

  - Test houses with hair dryer

  - Compare different designs

  - Record strongest design

  - Use phrases: "This house is strong because..."

3 mins - Wrap-Up

• Review what makes buildings strong

• Share discoveries

• Sing "Goodbye Song"

Safety Notes:

- Hair dryer use by teachers only

- Wear safety goggles during tests

- Proper distance for wind tests

- Safe material handling

Reference

For better understanding of forest animal homes and to enrich your teaching preparation, please watch these reference videos:

https://www.youtube.com/watch?v=rrv6TnIfzn4

https://www.youtube.com/watch?v=EUQoK-HMaTU

https://www.youtube.com/watch?v=F827fdEm84g

https://www.youtube.com/watch?v=FXb-kj6PtXg

Important:
• These videos are for teacher reference only and should not be shown directly to students
• Instead, extract key concepts and adapt them to Kindergarten level using:

• Simple vocabulary
• Clear, brief explanations
• Age-appropriate examples
  • Use the provided lesson PowerPoint images to support your teaching
  • Focus on interactive demonstration and hands-on activities rather than passive viewing
  • Keep explanations concrete and relatable to young learners' experiences

PowerPoint Presentation 

[Slide 1: Title]

Title: "Wind Force!"

• Wind character with safety goggles

• Swirling leaves background

Text: "Hello friends! Let's learn about wind power!"

Safety Note: "Always wear safety goggles during wind tests!"

[Slide 2: Three Little Pigs]

Title: "The Three Little Pigs"

• Story characters

• Different house pictures

Text:

- "Let's meet the three pigs!"

- "Look at their houses!"

- "Which house is strongest?"

[Slide 3: Wind Power]

Title: "What Can Wind Do?"

Content: "Wind can move many things!"

Visuals:

• Pictures showing:

  - Leaves flying

  - Trees bending

  - Flags waving

Text:

- "Wind is strong!"

- "Wind can push things!"

- "What else can wind move?"

[Slide 4: Building Words]

Title: "Building Words"

Content:

• "STRONG! ????"

• "WEAK! ????"

Visuals:

• Strong building standing

• Weak building falling

Text:

- "Strong buildings stay up!"

- "Weak buildings fall down!"

- "Let's say: strong... weak!"

Safety Note: "Keep distance from test areas!"

[Slide 5: Cup Tower Challenge]

Title: "Cup Tower Time!"

Visuals:

• Cup stacking steps

• Finished tower example

Text:

- "Stack your cups carefully!"

- "Make it tall!"

- "Test with gentle blowing!"

Safety Note: "Blow away from friends!"

[Slide 6: Toothpick Engineering]

Title: "Toothpick Buildings"

Visuals:

• Toothpick structure steps

• Clay connection points

Text:

- "Connect with clay!"

- "Build carefully!"

- "Make it strong!"

Safety Note: "Handle toothpicks with care!"

[Slide 7: K'Nex Houses]

Title: "K'Nex Challenge"

Visuals:

• K'Nex house example

• Different wall patterns

Text:

- "Build your house!"

- "Try different patterns!"

- "Which is strongest?"

Safety Note: "Teacher tests with hair dryer!"

[Slide 8: Testing Time]

Title: "Let's Test!"

Visuals:

• Testing setup

• Recording chart

Text:

- "Watch the test!"

- "Count how long it stands!"

- "Record your results!"

Safety Note: "Stay behind safety line!"

[Slide 9: Well Done!]

Title: "Great Job, Builders!"

Visuals:

• Happy Wind character

• Strong buildings

Text:

- "You built amazing things!"

- "We learned about wind power!"

- "Goodbye, everyone!"