Grade 7 Lesson Plan: Skeletal System

Introduction: - Begin the lesson by asking students if they have ever broken a bone or know someone who has. Discuss the importance of bones in our bodies and how they help us move, protect our organs, and provide structure. - Show a short video clip or use visual aids to introduce the skeletal system and its functions.

Lesson Outline: 1. Introduction to the Skeletal System a. Discuss the main functions of the skeletal system (support, protection, movement, blood cell production, and mineral storage). b. Show a diagram of the human skeleton and label the major bones. c. Explain the difference between axial and appendicular skeletons.

1. Structure of Bones a. Discuss the composition of bones (calcium, phosphorus, collagen, etc.). b. Explain the structure of a long bone (diaphysis, epiphysis, periosteum, compact bone, spongy bone, bone marrow). c. Show a cross-section diagram of a bone and explain the different layers.

2. Types of Joints a. Introduce the different types of joints (hinge, ball-and-socket, pivot, gliding, saddle). b. Show examples of each type of joint and explain their range of motion.

3. Bone Growth and Repair a. Discuss how bones grow and develop during childhood and adolescence. b. Explain the process of bone remodeling and repair. c. Show a video or animation demonstrating bone growth and repair.

Questioning: - Throughout the lesson, ask students questions to check their understanding and encourage participation. Some sample questions include: 1. What are the main functions of the skeletal system? 2. Can you name some major bones in the human body? 3. What is the difference between axial and appendicular skeletons? 4. How do different types of joints allow for different movements? 5. How do bones grow and repair themselves?

Assessment: - Distribute a worksheet to students to assess their understanding of the skeletal system. The worksheet can include labeling diagrams, matching bone names with their functions, and short answer questions. - Alternatively, students can create a poster or presentation summarizing the key points of the lesson.

Differentiation: - Provide additional resources or reading materials for students who want to explore the topic further. - Offer support to students who may need extra assistance by providing simplified explanations or additional examples. - For advanced students, encourage them to research and present on a specific bone or joint disorder.

Plenary: - Review the main points of the lesson by asking students to share what they have learned about the skeletal system. - Show a short video or use visual aids to reinforce the key concepts. - Encourage students to ask any remaining questions or share any interesting facts they have discovered.

Video Resources: 1. “The Skeletal System” by KidsHealth: https://www.youtube.com/watch?v=4qWzvM6e2PY 2. “The Human Skeleton” by CrashCourse: https://www.youtube.com/watch?v=4qWzvM6e2PY

Worksheet Resources: 1. “Skeletal System Worksheet” by Education.com: https://www.education.com/download/worksheet/105827/skeletal-system-worksheet.pdf 2. “Bones and Joints Worksheet” by TeachEngineering: https://www.teachengineering.org/worksheets/view/cub_bones_worksheet1