Movement Two: Helpful and Harmful Insect Roles

Insects play important roles in ecosystems. Some insects help plants grow, clean the environment, or support food webs. Others can damage crops or spread disease. In this lesson, students explore helpful and harmful insect behaviors through movement and analysis.

Grade Level

3rd to 5th Grade

Duration

1 Class Period (30 to 45 minutes)

Standards

Science Standards

Life Science: Insects interact with their environment in helpful and harmful ways.

Essential Questions

• How do insects help the environment?
• How can insects cause harm?
• How can movement show these behaviors?

Learning Objectives

Students will:

• Identify helpful and harmful insect behaviors.
• Use movement to represent insect actions.
• Analyze how insects affect ecosystems.

Success Criteria

• I can describe helpful insect behaviors.
• I can describe harmful insect behaviors.
• I can use movement to show the difference.

Vocabulary

• Pollination
• Decomposition
• Infestation
• Predator
• Pest

Materials

• Open movement space
• Music

Lesson Activities

Activity One: Helpful or Harmful

Activity Two: Movement Behaviors

Assign groups:

• Pollinator
• Decomposer
• Predator
• Pest

Groups create a movement study showing: The insect Its behavior Its impact on the environment

Activity Three: Showcase and Observe

Adaptations and Modifications

• Picture cards
• Simplified movement choices
• Peer modeling

Assessment

Students classify insects as helpful or harmful and explain their reasoning.

Lesson Conclusion

Insects play many roles. Some support healthy ecosystems while others create challenges. Movement helped students explore these behaviors in a clear and memorable way.