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Which subject	Science
What topic
What length (min)	30
What age group	Doesn't matter
Class size	20
What curriculum
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Check previous homework
Ask some students to presents their homework
Add a physical break
Add group activities
Include homework
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Prepare slide templates
Number of slides	5
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Create creative backup tasks for unexpected moments

Lesson plan

Topic

Understanding Ecosystems

Objectives

• Students will be able to define an ecosystem and identify its components.
• Students will illustrate the flow of energy in an ecosystem.
• Students will evaluate the importance of biodiversity within ecosystems.

Materials

• Whiteboard and dry-erase markers
• Projector and screen for presentations
• Printed handouts with ecosystem diagrams
• Chart paper and markers for group work
• Access to a computer/tablet for research (if available)

Grade/Age Group

Middle School (Grades 6-8)

Subject

Science

Lesson Length

30 minutes

Class Size

20 students

National Curriculum Alignment

This lesson aligns with the Next Generation Science Standards (NGSS) focusing on ecosystems and their interactions.

Lesson Structure

Step Number	Step Title	Length	Details
1	Introduction	5 min	Briefly introduce the topic of ecosystems. Ask students to share what they know about ecosystems. Use a few guiding questions to stimulate discussion.
2	Key Concepts Overview	10 min	Present an overview of ecosystems, including definitions and examples. Use the projector to show images of different ecosystems (e.g., forest, desert, aquatic).
3	Group Activity	10 min	Divide the class into small groups. Assign each group a specific ecosystem to research and illustrate on chart paper. Encourage them to identify components like producers, consumers, and decomposers.
4	Group Presentations	5 min	Groups will silently display their charts while the teacher circulates and provides feedback. This is not a formal presentation; instead, students can share their thoughts with peers in their groups.
5	Conclusion and Homework	5 min	Recap the main points of the lesson. Assign students to complete a worksheet on the role of biodiversity in ecosystems as homework. Ensure they understand it will be checked for completion only, not presented.

Homework

Complete the worksheet on biodiversity, focusing on its importance in ecosystems. This will be collected in the next class for grading.

Assessment

• Informal assessment based on participation in group work and discussions.
• Review of homework for understanding of the concepts taught in class.

Additional Notes

• Ensure all materials are prepared before the lesson starts.
• Foster an inclusive environment during group work by assigning roles to each student (e.g., researcher, presenter, artist).
• Encourage questions and curiosity about the subject matter throughout the lesson.

Lesson script